Rear Derailleur Screws For Road Bikes, Aluminum Alloy Hanger Bolts And Tail Hook Screws, DIY Friendly Install With 5mm Hex, 138mm Length, Durable, Smooth Gear Shifts

Rear Derailleur Screws for Road Bikes, 138mm Aluminum Bolts
✔️ Single unit 1pc, 138mm length aluminum hanger bolts for road bikes

These rear derailleur screws are precision-made from aluminum alloy to secure rear derailleur hangers and tail hooks on road bikes. They’re DIY-friendly and designed for easy installation with a standard 5mm hex wrench (wrench not included), ensuring smooth shifts and reliable operation.

✅ Material: aluminum alloy
✅ Length: 138 mm (5.43 in)
✅ Size: 10 mm x P10 (0.39 in x P10)
✅ Package includes: 1 pc
✅ Color: Silver

💡 What is a rear derailleur screw used for in road bike maintenance?
This handy answer explains its role in keeping gear shifts smooth and hangers secure.
- They secure derailleur hangers and tail hooks to keep alignment.
- Aluminum alloy gives strength and light weight for cycling components.
- Length and thread size match common road bike setups for easy replacement.
- Installation uses a 5 mm hex wrench (wrench not included).

✝️