Gegong Road Bicycle Rear Derailleur Hanger Extension Mountain Bike Frame Gear Tail Hook Extender Gold

1Made of premium aluminum alloy material, CNC workmanship, solid and firm, very durable. 2Great accessory for cycling enthusiasts, perfect replace your old or worn one. 34 colors available, give your mountain bike a little individuation. 4It is easy to install and remove, even though you are an amateur. 5Suitable for Shinano, Sramn, Sumrace 40T/42T/46T freewheel installation instead of long extension screws, make the expansion freewheel shifting smoother.
Features:
Made of premium aluminum alloy material, CNC workmanship, solid and firm, very durable.
Great accessory for cycling enthusiasts, perfect replace your old or worn one.
4 colors available, give your mountain bike a little individuation.
It is easy to install and remove, even though you are an amateur.
Suitable for Shinano, Sramn, Sumrace 40T/42T/46T freewheel installation instead of long extension screws, make the expansion freewheel shifting smoother.
Specification:
Condition: 100% Brand New
Material: Aluminum Alloy
Color: Gold
Size: Approx. 45 * 23mm / 1.7 * 0.9in
Package Weight: Approx. 13g
Application: Suitable for Shinano, Sramn, Sumrace 40T/42T/46T freewheel installation instead of long extension screws, make the expansion freewheel shifting smoother.

Packing Included:
1 * Derailleur Hanger Extension
1 * Screw
Note:
1. In principle, it is accurate to use this when the road bike is equipped with a mountain bike large toothed flywheel. But it also applies to most mountain bike shifts.
2. If it doesn’t feel smooth, please use us to give you special stainless steel extension screw
We will give you two ways to adapt your shifting system 40/42T/46T