TREE BICYCLE CO
The 4130 HT V2 sprocket has went through 3 prototypes of finite element computer analysis, real world testing and laboratory testing. V2 version has been beefed up to take on anything you can dish out. 4.5mm thick 4130 heat treated chromoly steel.
4130 HT Sprocket
- Bolt type
- 22mm with steel adaptor for 3/4" (19mm) spindle
- 3/32" wide teeth can be use with either 3/32" and 1/8" chain
- Size & weight: 25t - 3.3oz, 28t - 4.1oz