Bike Rear Derailleur Hanger Bolts Set M4 Allen Screws 8mm And 10mm Long High Strength Steel For Road Bikes And Mountain Bike Frames Black Finish Durable Hardware For Reliable Shifting And Frame Protection

Bike Rear Derailleur Hanger Bolts Set: M4 Allen 8mm & 10mm
✔️ Handy M4 bolts in 8mm and 10mm lengths for derailleur hangers

This hardware set delivers M4 Allen bolts designed to secure a rear derailleur hanger on road and mountain bike frames. The black finish offers corrosion resistance and frame protection during shifting.

✅ M4 Allen bolts for derailleur hanger mounting
✅ Includes 8mm and 10mm long bolts for compatibility
✅ High-strength steel with black finish for durability
✅ Suitable for road and mountain bike frames

💡 What is a rear derailleur hanger bolts set used for in bicycle maintenance and frame protection?

This handy hardware helps secure derailleur hangers and protect frames during shifting and adjustments.

• M4 Allen bolts sized for common hanger threads
• Includes 8mm and 10mm long bolts for versatility
• Black coated steel resists wear and corrosion
• Ideal for both road and mountain bikes