Feature●Made of high-strength metal, rust-proof, non-deformable, wear-resistant, high performance of durability.●High precision thread ensures a tight connection with the bicycle hub and smooth operation.●It can promise smooth rotation of the chain without much noise.●Provides fast driving speed with less effort required.●Reliable to use, applicable to mountain bike freewheel.Description
Specification: Material: Aluminum Alloy Weight: 463g/16.3oz Surface Treatment: Silver Chrome Treatment Variable Speed: 8 Speeds Teeth: 13T-14-16-18-20-22-24-28 Size approx. 11.3 x 11.3 cm / 4.4 x 4.4 inches. Package list: 1 x bicycle freewheel attachment. Note: Please note that the new type and old type of this product are sent randomly, and make sure you do not mind this before ordering