Feature

●Transmission: Mountain Bike 12 Speed Transmission; Material: Aluminum Alloy; Chain: PYC 12 Speed Chain; Specification: 1/2in x 11/128in.
●Flywheel: 12 Speed Mountain Bike Clip Flywheel; Material: High Tension Steel Plate , Aluminum Frame; Number of Teeth: 11T-50T; Gear Ratio: 11-13-15-17-19-21-24-28-32-36-42-50T.
●Ergonomic design is adopted, with simple design, easy installation and disassembly and convenient use. And please note that after installation, check whether the flywheel is locked and aligned.
●12 Speed thumb derailleur 1:1 technology to improve accuracy and response speed, all aluminum paddle, coated stainless steel wire (2050mm long).
●12 speed rear derailleur plus long leg direct rear derailleur , shadow rear derailleur design, enlarged bearing guide wheel, maximum compatible with 52T flywheel.


Description

Specification:
Item Type: Mountain Bike Speed Transmission
Flywheel: 12 Speed Mountain Bike Clip Flywheel
Material: High Tension Steel Plate , Aluminum Frame
Number of Teeth: 11T-50T
Gear Ratio: 11-13-15-17-19-21-24-28-32-36-42-50T
Color: Silver
Transmission: Mountain Bike 12 Speed Transmission
Material: Aluminum Alloy
Chain: PYC 12 Speed Chain
Specification: 1/2in x 11/128in

Package List:
1 x Flywheel
1 x Thumb Derailleur
1 x Rear Derailleur
1 x Chain
2 x Hook and Loop

Note:
After installation, check whether the flywheel is locked and aligned