Description
- GXP BIKE CRANKSET :165mm 170mm 172.5mm 175mm crank arm set hollow integrated crankset .
- DOUBLE CHAINRING:50-34T,52-36T,52-42T,53-39T ,suitable for 20/22 speed .
- MATERIAL:High-strength aluminum alloy,Full CNC integrated molding, light weight.strong and impact-resistant,uniform force and smooth riding.
- BOTTOM BRACKET: 68-73mm/2.67-2.87in,BB68 Threaded Type BC1.37 * 24T ,Outer diameter of shaft: 24mm/0.94in for most BMX/ mountain bikes and road bikes on the market.
- PACKAGING INCLUDEScrank arm,double chainring,BB68,screws,please check the size you need before buying.