ZTTO ZT-01 Bike Cranksets Bicycle Crank Arm Set with Bottom Bracket Kit and Chainring Bolts Cycling Parts

• Made of aluminum alloy, lightweight, can reduce the weight of your bike

• Stylish and flashy styling, making it look cooler

• High axial strength and compatibility

• The distance from the crank hole to the crank center is 120mm 

Specification: 

• Crank length: 170mm
• Crank BCD: 104BCD
• Surface treatment: anodized
• Support speed: 7s- 12s
• Compatible: single disk, double disk
• Shaft diameter: 24mm
• Shaft material: Chromium Molybdenum Steel
• Shaft length: 120mm
• Crank material: 6061 T6 aluminum alloy
• Suitable for: mountain bikes
• Supports frame bottom bracket: 68/73mm threaded bottom bracket, 89.5/92mm press-fit bottom bracket