Phefop Bike Rear Derailleur Extender Aluminum Alloy Extension Adapter 12.5mm Drop for 11 to 34T Flywheel Smoother Climbing for Aline Pline Tline

Details

• 【Gear Range Upgrade】Bike rear derailleur extender adds a 12.5mm drop to support 11 to 34T flywheel setups, helping your folding bike adapt to a larger rear gear range for climbing use.
• 【Model Fitment】Rear derailleur extension adapter is designed for Aline Pline Tline. A focused fit helps match the drivetrain layout of compatible folding bicycle models.
• 【Aluminum Alloy Build】Made of aluminum alloy for a precise mounting bracket structure. Compact part design integrates with the rear derailleur area without changing the bike frame.
• 【Climbing Use】Works as a gear hanger extension for riders who want smoother climbing on roads, bridges, and daily commutes, especially when upgrading to an 11 to 34T flywheel.
• 【Product Details】Item type is bike rear derailleur extender. Material is aluminum alloy. Purpose is extending rear derailleur by 12.5mm 0.5in. Compatibility supports larger gear ratio flywheel setups.