10 Speed Bike Groupset 42T Flywheel Bike Shift Kit Crank Shifter Rear Derailleur Chain Set Chainring 36T

Feature: 1. High Strength: The flywheel is made of high strength steel plate, quenching process, tempering hardening treatment, multi layer electroplating, rust prevention, drop gear design, smoother gear change. 2. High Shaft Strength: The crank is made of aluminum alloy, light weight, stylish and very cool looking, with a strong and compatible shaft. 3. Easy Installation: All necessary components are included in the kit. Can be easily installed on any compatible bike, allowing you to upgrade your bike s performance in no time. 4. Versatile Performance: The kit is designed to provide versatile performance for a range of riding styles and terrain. Whether you re climbing, cruising on the flats, or sprinting, this kit provides the flexibility needed to handle any riding challenge. 5. Perfect Gift: The 10 speed groupset is a gift for your husband, wife, boyfriend, girlfriend, or for your child s bike, as a back to school gift, Christmas gift, Valentine s Day gift. Specification: Item Type: 10 Speed Bicycle Groupset Material: Aluminum Alloy Weight: 2320g 81.84oz. Package List: 1 x Flywheel3 x Flywheel Accessory1 x Tail Hook1 x Tail Hook Screw1 x Front Derailleur1 x Rear Derailleur1 x Chain2 x Chain Link1 x Chain Case1 x Left Crank1 x Right Crank1 x Bottom Bracket10 x Crank Accessory1 x Chainring