SWTXO MTB Road Bike Aluminum Crankset BCD104 Crank Arm Bottom Bracket Chainring

  
Road Bike Aluminum Alloy Bicycle Crank Arm 170mm BCD 104mm Crankset + Bottom Bracket +Chainring. Model: (single disc) mountain bike crank set. Gear disc specification: 32T / 34T / 36T / 38T (gear disc diameter).

Support speed: 7S - 12s. Compatible: single disk, double disk and three disk. Axis material: chrome molybdenum steel. Crank material: 6061 T6 aluminum alloy.

Middle axle specification: applicable to the width of frame cross (68mm - 73mm). Package Contents: 1 Set as your choice.