Feature:1. Exquisite Workmanship: Adopting CNC precise milling and cutting, with high strength and accuracy, for high intensity operations such as mountain climbing and off road driving, with even force distribution and smooth cycling.2. Aluminum Alloy Material: Bicycle crank arm set is made of aluminum alloy material, which is lightweight, corrosion resistant, wear resistant, sturdy, and durable.3. Fine Processed Tooth Pattern: 104 BCD mountain bike single speed crankset adopts multi stripe fixing method to make the crank force more direct.4. High Strength: 104 BCD bike crank arm set is strong and impact resistant, with anodized surface layer, effectively protecting the aluminum alloy body.5. Lightweight Design: The interior of the mountain bike crank arm setadopts a weight reduction design, making the weight of the crank more lightweight.Specification:Item Type: Bike Crank Arm SetProduct Material: Aluminum AlloyWeight: Approx. 680g / 24.0oz.Package List:1 x Bike Crank Arm Set