Tag Archives: double pitch chain China

Double made in China – replacement parts – reverse shaft rotation in Helsinki Finland Pitch Stainless Steel Alloy Conveyor Roller Chain with ce certificate top quality low price

Double  made in China - replacement parts - reverse shaft rotation  in Helsinki Finland  Pitch Stainless Steel Alloy Conveyor Roller Chain with ce certificate top quality low price

We – EPG Team the largest Chain and agricultural gearbox manufacturing facility in China with 5 distinct branches. For far more information: Cell/whatsapp/telegram/Kakao us at: 0086-13083988828

Excellent focus has been paid on environmental security and strength saving. 1 we source chromed bar and tubes for hydualic and pheumatic cylinders, pto shaft, agricultural gearboxes and so forth. aspect of our software consulting is that we have been amassing and combining the expertise in chain and sprocket applications in numerous locations for a long time. This is notably exciting for us anytime buyers technique us with some exceeding and demanding requirements. Distributor of precision roller chains manufactured from carbon metal. Available with .200 to 1.875 in. roller dia. Flat best, multi-flex and conveying chains are also provided.

Double pitch Stainless Steel Alloy conveyor roller Chain

Product Identify StHangZhourd transmission Roller Chains Product Series A, Collection B
Row Simplex/Duplex/Triplex Software EPT Components
Surface Treatment Self-colour/sand-blasted/shot-peening Certification ISO, ANSI, DIN, BS
Packing Packaged in containers and wood situations, or packaged in ree EPT and then on pallets. Port Any sea port or airport in China

A Collection: twenty five, 35, 41, forty, 50, sixty, eighty, a hundred, a hundred and twenty, a hundred and forty, 160

B Series:03B,04B,05B,06B,08B,10B,12B,16B,20B,24B,28B,32B.

Chain

N0.

Pitch

Roller

diameter

 

Width

amongst

internal plates

Pin

diameter

 

Pin

duration

 

Inner

plate

depth

Plate

thickness

 

Breaking

Load

 

   P

d1

max

b1

min

d2

max

 L

max

Lc

max

h2

max 

t/T

max 

 mm  mm  mm  mm  mm mm  mm  mm  kN
 *25SS six.350 three.thirty three.18 2.31 7.9 eight.four six.00 .eight two.5/568
 *35SS 9.525 5.08 four.77  3.58  twelve.4  13.17  nine.00  one.30  five.5/1250 
 40SS

12.700 

seven.95  7.85  3.96  sixteen.6  17.8  12.00  1.50  9.6/2182 
 41SS 12.700  7.77  6.25  3.58  13.75  15.0  9.91  1.30  six./1360 
 50SS fifteen.875  10.16  nine.40  5.08  twenty.7  22.2  fifteen.09  two.03  15.2/3455 
 60SS 19.050  11.91  12.57  5.94  twenty five.9  27.7  18.00  2.42  21.7/4932 
 80SS 25.four hundred fifteen.88  fifteen.75  seven.92  32.7  35.0  24.00  3.25  38.9/8841 
 100SS 31.750  19.05  eighteen.90  9.53  40.4  forty four.7  thirty.00  four.00  sixty./13636 
 120SS 38.100  22.23  25.22  eleven.10  fifty.3  54.3  35.70  four.80  72.5/16477 
 140SS 44.450  twenty five.40  twenty five.22  12.70  fifty four.4  fifty nine.0  41.0  five.60  ninety four./21363 
 04BSS six.000  four.00  two.80  one.85  6.eighty 7.8 five.00 .sixty two./455
 05BSS 8.000  five.00  three.00  2.31  eight.20  8.9  seven.10  .80  3.5/795 
 #06BSS nine.525  6.35  5.72  3.28  thirteen.15  fourteen.1  8.20  1.30  six.2/1409 
 08BSS twelve.700  8.51  seven.75  four.45  sixteen.7  18.2  eleven.80  one.0  twelve./2727 
 10BSS fifteen.875  ten.16  9.65  5.08  19.5  20.9  14.70  1.70  fourteen.5/3295 
 12BSS 19.050  12.07  11.68  5.72  22.5  24.2  16.00  1.85  18.5/4205 
 16BSS twenty five.400  fifteen.88  seventeen.02  eight.28  36.1  37.4  21.00  4.15/3.1  forty./9091 
 20BSS 31.750  19.05  19.56  ten.19  forty one.3  45.0  26.40  4.5/3..5  fifty nine./13409 
 24BSS 38.a hundred 25.40 twenty five.40  fourteen.63  fifty three.4  57.8  33.20  6./4.8  104./25454 
 32BSS fifty.800  29.21  30.99  17.81  66.0  seventy one.0  forty two.00  seven./6.0  150./34090 

The use of original gear manufacturer’s (OEM) element figures or emblems , e.g. CASE® and John Deere® are for reference purposes only and for indicating solution use and compatibility. Our company and the outlined substitution parts contained herein are not sponsored, accredited, or produced by the OEM.

Double  made in China - replacement parts - reverse shaft rotation  in Helsinki Finland  Pitch Stainless Steel Alloy Conveyor Roller Chain with ce certificate top quality low price

Double  made in China - replacement parts - reverse shaft rotation  in Helsinki Finland  Pitch Stainless Steel Alloy Conveyor Roller Chain with ce certificate top quality low price

Double  made in China - replacement parts - reverse shaft rotation  in Helsinki Finland  Pitch Stainless Steel Alloy Conveyor Roller Chain with ce certificate top quality low price

Double  made in China - replacement parts - reverse shaft rotation  in Helsinki Finland  Pitch Stainless Steel Alloy Conveyor Roller Chain with ce certificate top quality low price

Double  made in China - replacement parts - reverse shaft rotation  in Helsinki Finland  Pitch Stainless Steel Alloy Conveyor Roller Chain with ce certificate top quality low price

Transmission made in China – replacement parts – bucket elevator chain specification China in Florence Italy Chains Big Size Driveing Chain Double Pitch Roller Chain with ce certificate top quality low price

Transmission  made in China - replacement parts - bucket elevator chain specification China in Florence Italy  Chains Big Size Driveing Chain Double Pitch Roller Chain  with ce certificate top quality low price

We – EPG Team the greatest Chain and agricultural gearbox factory in China with 5 distinct branches. For far more details: Cellular/whatsapp/telegram/Kakao us at: 0086-13083988828

The high precise CNC tools, this sort of as Slow-feeding wire-minimize device, jig grinding machine and electric powered discharge device, makes certain the leading good quality precision of mould processing, with the higher successful and environmental security acid rolling line being the premier raw material changing products in the subject in china The wildly use of automatic milling device, substantial-velocity automated feeding punch, substantial pace automatic rolling and assembling equipment ensures the large good quality and efficiency of elements and chain producing. engineering The new merchandise contain a series of large-tech and large top quality chains and sprockets and gears, such as chains and gearboxes for agricultural machineries, metallurgical chains, escalator phase-chains, high-velocity tooth chains, timing chains, self-lubrication chains, amongst which have type high velocity tooth chain for automobile department dynamic box and aerial chains fill in the blanks of chain in China. course chains & precision roller chains. Solitary strand chain, multi-strand chains, double pitch chains, corrosion resistant chains, self-lubricating chains, attachment chains, leaf chains, and specialty chains. Regular roller chain is accessible with pitches from 1/2 to 3 inches. Chain numbers are decided by multiplying the pitch by eighty (a 1/2 inch pitch chain would be a No. 40 chain). A hyphenated suffix suggests multiple strands. Double pitch roller chain(A series)
A2040 A2050 A2060 2080 A2100 A2120 A2160  A2040H A2050H A2060H A2080H A2100H A2120H A2160H

FAQ:

Q:   Are you a manufacture or a buying and selling organization?

 

EPT is a chain manufacturing facility for twenty several years.

ZHangZhoug EPT Chain Co.,Ltd is a component of EPT especial for foreign client.

 

Q:Which port do you in close proximity to about?

 

EPT is found in HangZhou, ZHangZhoug ,3 hrs generate to HangZhou port and ZheJiang port.

 

Q:Does your manufacturing unit customise basing on the drawing?

 

Sure, EPT has a expert technological group for personalize.

 

Q:What must I gives in order to get a precise price?

 

We need to have drawings. If no ,please send me some info or I can offer some for select.

 

Q:Can I have samples ahead of area an order?

 

Of course ,you can .we have cooperation with UPS,TNT,FEX categorical.

 

Q:What is your payment,how can we shell out you?

 

You can use TT,L/C at sight ,Paypal and western union.

The use of first products manufacturer’s (OEM) portion quantities or emblems , e.g. CASE® and John Deere® are for reference functions only and for indicating item use and compatibility. Our business and the detailed replacement elements contained herein are not sponsored, authorized, or manufactured by the OEM.

Transmission  made in China - replacement parts - bucket elevator chain specification China in Florence Italy  Chains Big Size Driveing Chain Double Pitch Roller Chain  with ce certificate top quality low price

Transmission  made in China - replacement parts - bucket elevator chain specification China in Florence Italy  Chains Big Size Driveing Chain Double Pitch Roller Chain  with ce certificate top quality low price

Transmission  made in China - replacement parts - bucket elevator chain specification China in Florence Italy  Chains Big Size Driveing Chain Double Pitch Roller Chain  with ce certificate top quality low price

Transmission  made in China - replacement parts - bucket elevator chain specification China in Florence Italy  Chains Big Size Driveing Chain Double Pitch Roller Chain  with ce certificate top quality low price

Double China chain drive design calculation pdf in Helsinki Finland Pitch Stainless Steel Conveyor Chain with ce certificate top quality low price

Double  China chain drive design calculation pdf	 in Helsinki Finland  Pitch Stainless Steel Conveyor Chain with ce certificate top quality low price

We – EPG Group the biggest Chain and agricultural gearbox manufacturing facility in China with five various branches. For far more details: Cellular/whatsapp/telegram/Kakao us at: 0086-13083988828

Our business pays distinct attention to customers’ wants, listening to the distinct specifications of each client and guaranteeing complete gratification.Competence The merchandise nicely shows environmental defense and power saving. for industrial chains and sprockets It is our daily challenge to source our customers with the best product – that means optimum for the required software and for the customers’ distinct requirements. In some situations it indicates that we truly develop and manufacture extremely specific chain kinds for 1 particular client. In purchase to be capable to do so, a few things are essential: As a consequence, we have turn out to be a thorough company in the movement and control subject supplying an substantial lineup of products with excellent toughness, surroundings-friendliness, and top quality. We can offer double pitch stainless metal conveyor chain,Stainless Metal Transmission Chain, Stainless Metal Roller Chain, Stainless Steel EPT chain, Stainless metal chains for bottle conveyor line which is utilised on bottle filling conveyor traces, EPT stHangZhourd ss chain or special ss chain(SS304 chains, SS316 chains, SS316L chains, SS conveyor chains, SS304 conveyor chain, SS316 conveyor chain) all accessible
We have special technolodgy to organize far more hardness on SS chains plate as for each the reque EPT of popular chains manufacturing facility in Europe
We have numerous OEM chain factory consumer from Europe and our stainless steel chain good quality is similar to the A top quality in the entire world

We are specialist provider of chains:
1. Bicycle chain: 408, 410, 415
two. EPT chain: 04C, 25H, 06C, T3, 270H, 415H, 420, 420L, 425, 428, 428H, 520,
525, 530
three. ASA roller chain: 35, forty, forty one, fifty, 60, 60H, eighty, 80H, a hundred, one hundred twenty, 140, a hundred and sixty, 200, 240
(Catalog)
4. Chain (British stHangZhourd): 05-B, 06-B, 08-B, 10-B, twelve-B, 16-B, 20-B, 24-B, 28-B,
32-B, 40-B (Catalog)
5. Massive pitch chains: a hundred, 100H, a hundred and twenty, 120H, 140, 140H, 160, 160H, one hundred eighty, two hundred, 240
6. Extend-pitch precision roller chain: 208A, 208B, 210A, 210B, 212A, 212B, 216A,
216B, 220A, 220B, 224A, 224B, 228B, 232B
7. Roller chains for beer buntline conveyor: CK-70S, CK-100S, CK-100SA, CK-100SC, CK-133XA,
CK-140X, CK-140XA, CK-150X, CK-150S, CK-154X, CK-155X, CK-155XA, CK-160X, CK-160XA, CK-160XB, CK-160XC, CK-165X, CK-165XA, CK-169, CK-180X, CK-180XA, CK-200S, CW-102, CW-127
8. Put into action roller chains for conveyors: 81X, 81XH, 81XHH, CA550, CA555, CA620
nine. Multi strand dimensions obtainable Up to five strands, for choose dimension stHangZhourd attachment
Accessible
ten. Chains from 04b~16b are with spring clips, other folks are riveted Cottered style
Is available for size eighty to 240
11. Stainless steel chain and nickel plated chains is obtainable Particular design and style also offered
(i. E., oven conveyor) and we can produce as for each material your requests, generally stainless metal chain material is SS304, if you need SS316 or SS316L and many others. It is obtainable too

Our conveyor chains are as following products:

Quick pitch, double pitch conveyor roller chain:
1)European stHangZhourd brief pitch roller conveyor components: A1 – WSK2
two)European StHangZhourd Short Pitch Hollow Pin Chains and accessories: 08BHP – 12BHP
three)European stHangZhourd short pitch bending roller conveyor: 08BSB, 10BSB, 4)12BSB
four)European stHangZhourd double pitch conveyor chain: C208B – C232BL
five)American StHangZhourd Short pitch conveyor chain attachments: A1 – WSK2
six)American StHangZhourd Quick Pitch Hollow Pin Chain: 40HP – 80HP
7)American StHangZhourd short pitch bending roller conveyor: 35SB – 80SB
eight)American StHangZhourd Double pitch conveyor roller: C2040 – C2162H
9)American StHangZhourd Double pitch conveyor roller attachment: A1 – WSK2
ten)American stHangZhourd double pitch hollow pin chain: C2040HP – C2082HP
eleven)American StHangZhourd Double pitch conveyor roller scoliosis: C2040SB, C2050SB, C2060SB
twelve)American stHangZhourd double pitch conveyor roller Plastic Huge: C2042D – C2102HD
thirteen)American StHangZhourd controllable conquer conveyor (pace chain): C2030VR – C2080VR
fourteen)American StHangZhourd side-mounted conveyor roller (short pitch double pitch): 40PSR – 100PSR C2040PSR – C2100PRS
15)American StHangZhourd overhead plastic roller conveyor chains (brief pitch, double pitch and prolonged pitch): 40TR – 100TR C2040TR – C2100TR

The use of original products manufacturer’s (OEM) portion figures or trademarks , e.g. CASE® and John Deere® are for reference reasons only and for indicating merchandise use and compatibility. Our business and the detailed substitute parts contained herein are not sponsored, accepted, or produced by the OEM.

Double  China chain drive design calculation pdf	 in Helsinki Finland  Pitch Stainless Steel Conveyor Chain with ce certificate top quality low price

Double  China chain drive design calculation pdf	 in Helsinki Finland  Pitch Stainless Steel Conveyor Chain with ce certificate top quality low price

Double China football pitch roller blind China in Agadir Morocco Short Pitch Gauge Heavy Series Precision Hollow Pin Chains Roller Conveyor Leaf Conveyor Transmission Stainless Steel Chain with ce certificate top quality low price

Double  China football pitch roller blind China in Agadir Morocco  Short Pitch Gauge Heavy Series Precision Hollow Pin Chains Roller Conveyor Leaf Conveyor Transmission Stainless Steel Chain with ce certificate top quality low price

We – EPG Group the most significant Chain and agricultural gearbox factory in China with five various branches. For much more details: Mobile/whatsapp/telegram/Kakao us at: 0086-13083988828

Great consideration has been compensated on environmental defense and vitality saving. We Hangzhou EPG Co.,Ltd. , was founded in November, 1997. With its five wholly owned subsidiaries.support a nationwide foundation of Industrial Distributors, and Unique Equipment Producers as effectively as Agricultural Products Makers and Wholesalers. Found in Memphis, TN we are at the middle of 1 of the largest distribution hubs in the nation and with our substantial inventory amounts and unlimited shipping and delivery alternatives, we are in a position to supply our buyers with correct on-time deliveries. ISO 9001 qualified producer of precision roller chains. Types consist of one and several strand, hollow pin, facet bow, rollerless, self-lubricating, straight sidebar, double pitch, brushed, nickel plated, armor coated, 304 stainless steel, leaf, hoist and O-ring, citrus, sorting and caterpillar roller chains.

Double Quick Pitch Gauge Hefty Collection Precision Hollow Pin Chains Roller EPT Leaf EPT Transmission Stainless Steel Chain

The use of unique tools manufacturer’s (OEM) portion quantities or logos , e.g. CASE® and John Deere® are for reference reasons only and for indicating merchandise use and compatibility. Our business and the shown alternative areas contained herein are not sponsored, approved, or made by the OEM.

Double  China football pitch roller blind China in Agadir Morocco  Short Pitch Gauge Heavy Series Precision Hollow Pin Chains Roller Conveyor Leaf Conveyor Transmission Stainless Steel Chain with ce certificate top quality low price

Double China 60’s chain belts in Port of Spain Trinidad and Tobago Pitch Conveyor Chain with Attachments C212ah-Gk2 with ce certificate top quality low price

Double  China 60's chain belts	 in Port of Spain Trinidad and Tobago  Pitch Conveyor Chain with Attachments C212ah-Gk2 with ce certificate top quality low price

We – EPG Group the largest Chain and agricultural gearbox factory in China with five various branches. For far more information: Mobile/whatsapp/telegram/Kakao us at: 0086-13083988828

With EPG model registered in more than 70 international locations like The united states , Europe , Japan and so on, it has companions amid globe top enterprises, this sort of as JOHNDEERE, NEW HOLLAND, CLAAS, HONDA, KUBOTA, YANMAR, and so on.As The higher precise CNC equipment, such as Sluggish-feeding wire-minimize machine, jig grinding equipment and electrical discharge equipment, assures the best good quality precision of mould processing, with the large effective and environmental safety acid rolling line becoming the premier raw substance changing tools in the discipline in china The wildly use of automatic milling device, high-velocity automated feeding punch, large speed automated rolling and assembling device ensures the substantial good quality and effectiveness of elements and chain creating. a consequence, we have grow to be a complete manufacturer in the movement and handle discipline delivering an substantial lineup of products with exceptional toughness, setting-friendliness, and top quality. Firstly: innovative item engineering. We are continually enhancing nicely-confirmed and set up merchandise in the areas of push and conveyance technologies or are looking for attainable innovations. A single instance for this is the maintenance-cost-free chain. Secondly: exceptional production engineering. Our manufacturing procedures are also continually enhanced upon. Fairly frequently efficient, new goods are only attainable since of modern creation methods. Thirdly: competent software consulting. EPT Chain Group is the mo EPT expert manufacturer of energy transmission in China, producing roller chains, industry sprockets, motorcycle sprockets, casting sprockets, different kind of couplings, pulleys, taper bushes, locking gadgets, gears, shafts, CNC precision elements and so on. We have handed ISO9001, ISO14001, TS16949 this kind of quality and enviroment certification

We adopt good high quality raw substance and rigorous with DIN, ANSI, JIS stHangZhourd ect, We have specialist high quality conrol staff, complet equipment, advanaced technologies. In 1999, EPT acquired ISO9001 Certificate of Quality Assurance Method, aside from, the business also devotes itselt o environmental protection, In2002, it also received ISO14001 Certification of Surroundings Administration Program.

DOUBLE PITCH TRANSMISSION Guidelines:
StHangZhourd double pitch transmission chains NO.
A Serises:
C208A C210A C212A C216A C220A C224A C232A
C212AH C216AH C220AH C224AH C232AH
B Series:
C208B
Double pitch transmission chains with attachments:
A Serises:
C208A C210A C212A C216A C220A C224A C232A
C212AH C216AH C220AH C224AH C232AH
B Collection:
C208B
Attachments shape: Straight aspect plates and crankled plates
Attachments hole: One particular gap Two holes or sthree more holes according your orders

Product name  Double Pitch EPT Chain with Attachments
Materials Available 1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
two. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
Surface area Therapy Annealing, natural anodization, heat treatment,  polishing, nickel plating, chrome plating, znic plating,yellow passivation, gold passivation,  satin, Black surface painted and many others.
Products Available sprockt chains, pulley, shafts(axles, spline shafts, dart shafts),gears (pinions, wheels gear rack) bearing, bearing seat,  bushing, coupling, lock assembly and so on.
Processing Method CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
QC : Technicians self-check in production,closing-check prior to bundle by  expert Good quality inspector
Dimension Drawings
Package Picket Case/Container and pallet, or as per customized specifications
Certificate ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Advantage Quality fir EPT Services exceptional , Sophisticated equipment,Skilled staff, EPT testing tools
Lead Time fifteen-25days samples. 30-45days offcial order

 

The use of original gear manufacturer’s (OEM) part numbers or emblems , e.g. CASE® and John Deere® are for reference purposes only and for indicating solution use and compatibility. Our firm and the outlined substitute components contained herein are not sponsored, approved, or made by the OEM.

Double  China 60's chain belts	 in Port of Spain Trinidad and Tobago  Pitch Conveyor Chain with Attachments C212ah-Gk2 with ce certificate top quality low price

Double  China 60's chain belts	 in Port of Spain Trinidad and Tobago  Pitch Conveyor Chain with Attachments C212ah-Gk2 with ce certificate top quality low price

Double China belt drive or chain drive bike in Amritsar India Pitch Chain with Top Rollers with ce certificate top quality low price

Double  China belt drive or chain drive bike	 in Amritsar India  Pitch Chain with Top Rollers with ce certificate top quality low price

We – EPG Team the most significant Chain and agricultural gearbox manufacturing unit in China with five different branches. For much more details: Cellular/whatsapp/telegram/Kakao us at: 0086-13083988828

Maintaining in mind that great support is the key to cooperating with customers, we try to meet substantial quality standards, supply aggressive costs and make certain prompt shipping. Roller We offer OEM support. Chain ANSI Standard • British Standard • Hefty-Obligation • Intense-Responsibility • Tremendous Large Sequence • Cottered or Riveted • Multiple Strand • Stainless Metal • Nickel Plated • Dacroclad™ • Extended Pitch (Which includes Massive Roller) • 81X, 81XH, 81XHH • Hollow Pin • Agricultural (CA550, CA620, and many others.) • Citrus Chain ISO 9001 accredited producer of precision roller chains. Sorts consist of one and numerous strand, hollow pin, facet bow, rollerless, self-lubricating, straight sidebar, double pitch, brushed, nickel plated, armor coated, 304 stainless metal, leaf, hoist and O-ring, citrus, sorting and caterpillar roller chains.

Double Pitch Chain with Best Rollers.
Base chain rollers obtainable in metal (S and R rollers) and plastic (R rollers only). Leading rollers accessible in plastic and metal.

Specifications

 

Application

Outboard Roller Chain with Top Rollers (Leading Roller Chain) is usually used on accumulating free of charge flow conveyors. Leading Roller Chain is based on the stHangZhourd chain with prolonged side plates (SK-1 attachments). Top rollers are set up on the pins that hook up SK-one prolonged plates. Leading Roller chains are obtainable with steel or engineered plastic prime rollers on each and every website link or every single 2nd hyperlink. Pallets with conveyed objects are loaded on the top rollers.
There are a few types of base chain:
(one) Double pitch roller chain with stHangZhourd rollers (straight aspect plates, tiny rollers).
(two) Double pitch roller chain with oversize rollers (straight aspect plates, outsized rollers).
(3) RS-kind (determine-8 facet plates, modest rollers outsized rollers are not accessible).

 

Package

bag
pallet
box
carton
crate
drum
roll
tube
In accordance to your needs

 

 

Services
HangZhou EPT Jin Hao Global Trade Co., Ltd.
Hoping sincerely that you can select our firm we will provide wholeheartedly for you by our rich experience!
Mobile phone: 18753267976

We 24 hrs support for you!
Glad to be of services. Please really feel free of charge to speak to us at any time !!!

The use of original gear manufacturer’s (OEM) element numbers or logos , e.g. CASE® and John Deere® are for reference needs only and for indicating item use and compatibility. Our organization and the listed replacement elements contained herein are not sponsored, accredited, or manufactured by the OEM.

Double  China belt drive or chain drive bike	 in Amritsar India  Pitch Chain with Top Rollers with ce certificate top quality low price