Four Pack M10xP1.0 Rear Derailleur Hanger Bolts Aluminum Alloy Tail Hook Screws For Bike Frames 13.8mm Length With 5mm Hex Socket Silver Ride-Ready Replacement Hardware

Pack of Four M10 Aluminum Derailleur Hanger Bolts 13.8mm
✔️ M10 Thread 13.8mm Length Silver Aluminum Pack of Four

These bolts hold the rear derailleur hanger tight to the bike frame and also fit chain tensioners for steady shifting.

✅ Built from tough aluminum alloy for daily riding strength
✅ M10xP1.0 thread with 13.8mm total length
✅ Needs a 5mm hex wrench for fast swaps
✅ Comes as a set of four silver bolts

💡 What size bolt holds a rear derailleur hanger on a bike frame? A proper fit keeps the hanger locked in place so shifting stays crisp on every ride. - M10xP1.0 thread matches most standard hanger mounts - 13.8mm length gives full thread bite without sticking out - 5mm hex head lets you torque it down quick with a common tool - Aluminum alloy stands up to road bumps and trail knocks

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