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Feature: 1. Aluminum Alloy Crank: The bike crank is made of high strength aluminum alloy, which is wear resistant and does not break when stepped on. 2. Good Features: The bike crankset has a stable structure, good compression resistance, thickened aluminum material, and is sturdy and durable. 3. CNC Machining: Precise CNC machining improves strength and rigidity, and the surface is smooth and sharp without burrs. 4. Lightweight Design: The left and right cranks are hollowed out in a large area, which greatly reduces the weight while maintaining the strength. 5. Threaded Central Axle: High strength aluminum alloy, low noise, improved rigidity, and the sealing system is not easy to be damaged. Specification: Item Type: Folding Bike 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
PREMIUM MATERIAL: The bike crank is made of high strength aluminum alloy, which is wear resistant and does not break when stepped on. High strength aluminum alloy, low noise, improved rigidity, and the sealing system is not easy to be damaged.
STRONG AND DURABLE: The bike crankset has a stable structure, good compression resistance, thickened aluminum material, and is sturdy and durable.
NO BURDEN ON BIKE: The left and right cranks are hollowed out in a large area, which greatly reduces the weight while maintaining the strength.
CNC MACHINING: Precise CNC machining improves strength and rigidity, and the surface is smooth and sharp without burrs.
WARRANTY: Please confirm size and compatibility before order. We take full responsibility for our product. Any product quality problem or service issue, please feel free to email us for help. We will reply you within 24 hours.