Product Description
Specifications: - Outer ring material: Aluminum - Crank axle material: Steel - Average weight: 710g - Compatible bottom bracket type: Outboard - Crank axle finish: Plated - Gear arms: 4 - Compatible chain: HG 12-speed - Inner ring material: Aluminum - Inner ring finish: Anodized - Chain ring combination: 48-31 - Outer ring finish: Anodized - Crank arm material: Aluminum