BNineteenteam 130 BCD Bike Crankset - Lightweight Aluminum Alloy Single Speed Crankset for Track & Road Bicycles | Perfect for Urban Commuting, Fixed Gear Riding & Performance Cycling

130 BCD Bike Crankset,Aluminum Alloy Crankset Single Speed for Single Speed Bike, Track Road Bicycle 1.The bicycle crank is made of high strength aluminum alloy, which is wear resistant and does not break when stepped on. 2.The bike crankset has a stable structure, good compression resistance, thickened aluminum material, and is sturdy and durable. 3.Precise CNC machining improves strength and rigidity, and the surface is smooth and sharp without burrs. 4.The left and right cranks are hollowed out in a large area, which greatly reduces the weight while maintaining the strength. 5.High strength aluminum alloy, low noise, improved rigidity, and the sealing system is not easy to be damaged. Specification: Item Type: Folding Bicycle Crankset Product Material: Aluminum Alloy Product Style: Hollow Crank Black (wth 5 Claws) and Central Axis BCD: Approx. 130mm / 5.1in Axle: Approx. 115mm / 4.5in Color: Black Weight: Approx. 719g / 25.4oz Package List: 3 x Crank Assembly 1 x Central Axis 2 x Tool 3 x Screw 5 x Steel Nail Assembly 5 x Steel Nail Accessories