Origin-8's Pro Pulsion Single Speed Crankset is made of light and durable forged aluminum with a 46-tooth stamped-aluminum chainring. It provide excellent stiffness and power transfer.
- Single speed crankset
- Forged AL6061-T6 alloy crankarms
- Includes 46 tooth alloy 3/32" chainring
- 42mm chainline with 103mm JIS BB
- BCD: 130mm
- Weight: 620g
- Does not include JIS square taper BB