| - Chainring: 28,30,32,34,36,38,40,42, 44T. Teeth 6061/T6 CNC or 7075/T6 CNC |
| - Crank: Forged 6061/T6 alloy |
| - Length: 165,170,175mm |
| - Speeds: 9~12s |
| - BB-Axle: Ouside Bearing PF 30 386 12S BB92 |
Tel: +886-4-23332756 Fax: +886-4-23322766 E-mail: doris@s-shun.com