53T CNC Aluminum Alloy Mountain Bike Single Crank Chain Repair Parts (Black)

Made of premium aluminum alloy, which is lightweight, adding no heaviness to bike. High strength and deformation resistance, for time use. Standard teeth design, which ensures chain retention, increases wear life, and reduces friction and noise. Features: Made of premium aluminum alloy, which is lightweight, adding no heaviness to bike. High strength and deformation resistance, for time use. Standard teeth design, which ensures chain retention, increases wear life, and reduces friction and noise. Integrated structure, offers a good occlusion with your chain. An great replacement for bike repair. Specification: Condition: 100% Brand New and High Quality Material: Aluminum Alloy Color: Black, Red (optional) BCD: 130mm Teeth: 53 Weight: Approx. 116-118g Package Included:    1 x Bike Chain Only