9 Speed Groupset 11 To 40T Bike Speed Cassette Crank Shift Lever Rear Derailleur Chain Set

Feature: 1. MULTI SHIFT GROUP SET: Including 9 speed freewheel, hollow integrated crank, shift lever, rear derailleur, chain, tail hook and other accessories. 2. STEEL PLATE: The freewheel adopts high strength steel plate and has been quenched, tempered and hardened, very sturdy. 3. RUST PREVENTION: The surface is multiple layer electroplated, which is rust prevention, with drop gear design, ensuring smoother speed change. 4. ALUMINUM ALLOY CRANK: The crank is made of aluminum alloy, sturdy and light, has stylish look, strong axial strength, and wide compatibility. 5. DIY YOUR BIKE: This set is great for family or friends who like cycling, allowing them to DIY their own bikes and upgrade performance. Specification: Item Type: 9 Speed Groupset Material: Aluminum Alloy Teeth Number: 11 13 16 20 24 28 32 36 40T. Package List: 1 x 9 Speed Freewheel3 x Freewheel Accessories1 x Tail Hook1 x Tail Hook Accessory1 x Front Derailleur1 x Rear Derailleur1 x Chain2 x Chain Buckle1 x Chain Box1 x Left Crank1 x Right Crank1 x Bottom Bracket10 x Crank Accessories1 x Crankset