Sanmum Universal Bike Derailleur Hanger Extender Bicycle UDH Gear Hanger for MTB (M12-1.5) - SA012023111001US02

• Improve shifting comfort and range: Shifts the position of the rear derailleur adapter - bike derailleur extension to the rear, improving shifting performance and gear range at higher than usual gear ratios, making it easier to change speeds Improved structural performance: Our new UDH body made from a superior material provides increased stiffness, strength and toughness and outperforms the original UDH model in durability. Easy installation: Connecting part for rear derailleur very easy to install with an Allen key. Simply change the bolt that holds the shifter to the bike frame. Can be easily installed in different angles or positions. The clutch surface has radial pressure slots to increase friction and avoid problems with vibrations Protect your bike: The dropout adapter can protect your bike from damage in the event of a fall Universal: The bicycle rear hook fits most types of bicycles, can be replaced, reduces frame maintenance costs