12A-2R chain with k1 attachments
  

1.material:40MN/A3
2.pitch:19.05mm
3.plate thickness:2.42mm
4.hole diameter of attachments:6.5mm

lor:natural.black.blue.yellow

6.has taken measures to better antirust

7.long-life duration and high strength

8.pre-stretched and anti-fatigue

9.sound quality,reasonable price and prompt delivery are what we persue

10.Packing:1pc packing in PP bag,white inner box, then pack in standard export carton or wooden case,also can packing as your requirement,can print your own logo

Specification: 

Main products as the following:

1.Motorcycle Chains: 25H (04CH), 415, 415H, 420, 420H, 428, 428H, 520, 520H, 530, 530H, 05MA, 05MB, 05MC, 06MC
2. O-Ring Motorcycle chains: 428SO,520SO,525SO,530SO
3. Roller chains: A series and B series
4. Silent chains: SC3,SC4,SC5,SC6,SC8,SC10
5. PIV chains: A0,A1,A3,A4,A5,A6
6. O-ring chains and xw-chains: 420,428,520,525,530,630 (Racing Chains)
7. Leaf chains: LH series
8. Double pitch conveyor chains with attachments: 2040,2050,2060,2080
9. Nickel-plated chains: 25NP,35NP,41NP,40NP,50NP
10. Coupling chains

The Chain technic treatment is as below:

1.Shot peening

2.Bluing

3.Phosphating

4.Nickel-plated

5.Zincing

6.Heat treatment

7.Carburizing

8.Quenching

9.Tempering

10.Oiling

11.Greasing