• aluminum alloy
• Crank extractor: - suitable for road bikes, mountain bikes, folding bikes, fixed gear bikes, etc
• Bike crank left arm: suitable for road bike, mountain bike, folding bike, fixed gear bicycles, etc
• Bike crank arm replacement: suitable crank arm is a nice replacement for bike repair, compatible with many bike models.conform to strict quality control standards, dependable to use
• Scooter bag: materialconstructed with premium aluminum alloy, the crank is durable and strong
• Pedal crank arm: - random styles