r Derailleur Hanger Extension Frame Gear Tail Hook Extender
1. Extends flywheel speed change smoothly.
2. Made of quality aluminum alloy with CNC machining, sturdy and firm, durable and corrosion-resistant.
3. Fits most bikes, can be replaced, reduces frame maintenance cost.
Lengthened rear chain: It is used to lengthen the rear dial chain, and apply to mountain flywheel 0T/ 42T/ 46T/ 50T highway flywheel.
Smooth change speed: Make the flywheel speed change more smoothly.
Specification:
Material: Aluminium Alloy
Color: As the picture shows
Size: Approx. 4.5 x 2.3 cm / 1.7 x 0.9 inches
Weight: 10g
Packaging Includes:
2 x Bicycle Derailleurs.
Notes:
1.Please allow slight color difference due to different monitor.
2.Due to manual measurements, please allow slight measurement deviations.