Features: Craft from high strength aluminum alloy, this left side crank arm combines light weight designs with durability, ensuring long timing using during cycling. Features precisions machining, the crank arm guarantees stable and accurate connection, enhancing overall cycling efficiency and pedal responsiveness. Great for cyclists seek performances upgrades, cycling enthusiasts aiming to enhances their biking experience, and bike modifiers look for quality part. Perfect for road cycling, mountain biking, competitive race, and daily commuting, providing strong support and stability across various terrains and ride conditions. With its modern aesthetic and corrosion resistant finish, this crank arm not only boosts your bikes functionality but also elevates its visual appeal. Specifications: Materials: Aluminum Alloy Color: Black/Silver Package Weight: approx.280g Size: approx.22x4.5x2.70cm/8.66x1.77x1.06in Note: Please allow 1-2cm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks! Package includes: 1Pc Bike Crank Arm