Bicycle Crankset, Single Speed Crankset Mountain Bike Aluminum Alloy Hollow Integral Mountain Bike Crankset Arm Speed Fixed Gear,Easy to Modify Single Crank Set(Black)

Features: Crankset is made of high strength aluminum alloy, non-deformation and durable to use, provides a better force. This crankset is compatible with single speed bike. Standard precision machining, which ensures gears occludes perfectly, increases service life, and reduces friction and noise. Helps make riding more labor-saving and efficient. Crank arm great accessory for bike lovers and DIY enthusiasts. Specifications: Material: Aluminum Alloy & Steel Color Options: Black; Black & Red Chain Diameter: Approx. 183mm/7.2inch Crank Hole Length: Approx. 170mm/6.7inch Chain Compatibility: Single Speed Size: As picture show Weight: Approx. 674g Packing List: 1 x Crank 2 x Crank Arms (L&R)