product specifications

Front Sprocket REAR Sprocket crank
TEETH / Crank Length 48T / 52T 28T / 30T 90 ~ 115mm
Type Riveting 3-SPLINE / 9-SPLINE / Freewheel N/A
Recommend Belt R8M / GF8M
material PC + glass fiber + al6061 PC + AL7075 AL6061

• other combination (SPROCKET size AND BELT LENGTH) can be custom made by order

Chainstay Calculator

Front Chainring (Teeth)
Rear Cog (Teeth)
* Chainstay (mm)
Belt Length

Gear Ratio
Front Sprocket
Rear Sprocket
Chainstay Length
Belt Length