1) Material: Aluminum Alloy
2)Chainwheel Teeth: 34-42T
3)Use:BMX
4)Place of Origin: Zhejiang

1) Crank&Chainwheel

2) Material : AL6061, AL7075
3) Thinkness:5mm-6.35mm
4) size: 1/2"x1/8"
5) Teeth: 25-36T

11) Anodized any color is available.

12) MOQ: 100 pcs each

13) It is just a sample for reference ,the material ,size and teeth we can do according to your request  .Welcome to inquiry . we will reply for your in two workdays