ZLXHDL Bicycle Freewheel Cassette Sprocket, Aluminium Alloy Freewheel Cassette 8 Speed Bike Gear Mountain Bike Replacement Accessory for Mountain Bike

Features: Constructed of high strength metal, non-deformation, wear-resistant, high performance of durability. High precision thread ensures close connection with the bike hub and smooth operation. It can promise smooth rotation of chain without much noise. Providing fast riding speed with less effort needed. Reliable to use, applicable to mountain bike freewheel. Specification: Material: Aluminium alloy Weight: 463g/16.3oz Surface treatment: silver chrome treatment Variable speed: 8 speed Teeth: 13T-14-16-18-20-22-24-28 Size: Approx. 11.3 * 11.3cm / 4.4 * 4.4in Package List: 1 x Bike Freewheel Set Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.