Feature
●Compatible for: Front 3 gear, Rear 7 flywheel and 21 speed positioning transmission system
●Scope of application: 21-23mm diameter handle bar
●21-speed transmission, ergonomic design of position and trigger handle.
●Make wider gear display vision, just take a glance at speed changes. 3x7 shifter brake combo bicycle 3x7 shifter bike gear shifter
●Package includes: 2pcs Transmission (Left 3 speed / right 7 speed), 2pcs Brake line. 21 speed shifter set 3x7 lever bicycle shifters 3x7 cambios para bicicleta tb one bike shifter bike trigger shifter 7 speed mtb bicycle brake lever combo
Description
Specifications:
Condition: 100% Brand New
Compatible for: Front 3 gear, Rear 7 flywheel and 21 speed positioning transmission system
Scope of application: 21-23mm diameter handle bar
Color: Black
Product Features:
21-speed transmission,ergonomic design of position and trigger handle.
Make wider gear display vision, just take a glance at speed changes.
Easier operation, lower division.
Package includes:
2pcs Transmission (Left 3 speed / right 7 speed)
2pcs Brake line