A7 10 Speed Mountain Bike Groupset Speed Shifter Derailleurs 42T Cassette Chainring Set with Chain for DIY Bikes

Specification: A7 Shift Lever: Speed: ​​ Feature: 1:1 Technology, Precise and Quick Response Material: Aluminum Shift Lever Shift Cable with Ultra Low Friction Coating Technology A7 Rear Derailleur: Speed: ​​ Feature: Enhanced Damping Technology to Effectively Reduce Chain Jitter Shadow RD with Slant Design Large Bearing Pulley Cassette: Tooth: 11-42T Chain Guide Groove Feature: Lightweight and Durable Material: Aluminum Alloy Bracket 42T: 11-13-15-18-21-24-28-32-36-42T Chainring Tooth: 36T BCD104 Color: Black (Default) Material: Aluminum Alloy 7075 HV: 15+ Chain: Speed: 10 Speed Section: 116L Color: Silver How to Use: 1. Open the package and take out the accessories. 2. Remove the old accessories. 3. Just replace it with a new one. Package List: 1 x Shifter 1 x 42T Flywheel 3 x Flywheel Accessories 1 x ​ 1 x 10 Speed Chain 2 x Chain Link Head 1 x Tail Hook 1 x Screw 1 x Accessories

• 10 Speed for Mountain Bikes: 10 speed has always been a requirement for mountain bikes, and single sprocket has become the trend of lightweight and wide gear ratio.
• Switch to 10 Speeds Bike: To match the value of DIY bikes, these allow you to change/upgrade them to 10 speeds in one package.
• A7 Gear Lever: Speed is , adopting 1:1 technology, made of sturdy luminum gear lever, transmission line with ultra low friction coating technology.
• A7 Rear Derailleur: Speed: , enhanced damping technology to effectively reduce chain jitter, for giant sprocket 50T, shadow RD bevel design, large bearing pulley.
• Package List: 1 x shifter, 1 x 42T flywheel, 3 x flywheel accessories, 1 x , 1 x 10 speed chain, 2 x chain link head, 1 x tail hook, 1 x screw, 1 x accessories.