DongSheng is specialized in producing all kinds of standard and non-standard chains, e.g. A or B series chains, automobile chains, stainless steel chains, combine harvester chains, heavy-duty cranked link transmission chains, stereo garage chains and maintenance-free chains etc. 

Gear shifting/speed change mountain carbon fiber  bike/bicycle chain 408 1/2"*3/32"

1.Material:40MN Q325 Stainless steel

2.Color:naltural blue golden silvery yellow (All these color can be made with  galvanization, which means chain's color will not fade.)

3.high quality with competitive price

4.usage:children bicycle, toy car/bicycle,   mountain bicycle, automation equipment such as vendor/vending machine etc

5.packing:pp bag + box or colorful paper box or as your requirements.

6.We also can do your brand OEM is welcome.

7. Market: France, UK, US, Australia .etc.

8.100% chain running after final assembly

lorful chain also can be done

Our factory has whole sets precision equipments such as punch(10sets), bender(7sets), high-speed reel machine(12sets), high-speed pin shaft cut machine(7sets), the most advanced mesh-belt furnace line(2sets),  rotate furnace (9sets) and so on.

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

phone:0086-579-87383203

skype:wendylove0312 or arancia521

Any comments please feel free to contact us!!

web:www.dschain.en.china.cn