Ten Pieces Dope Double Chain Ring Bolts M8 Aluminum Alloy Crankset Nuts Chainwheel Screws For Road Bike And Mountain Bike Blue Color Durable Aluminum Construction Easy To Install

Ten-Piece Blue M8 Chainring Bolts for Road & MTB
✔️ Thread M8, 12mm OD, 9.6mm & 8.4mm length, blue anodized

A blue aluminum alloy bolt set designed to fasten chainrings and secure disc brake rotors on bicycle hubs. Suitable for road, mountain, folding, track, BMX, and downhill bikes. CNC machined for a precise, burr-free fit that resists slipping during rotation.

✅ Material: aluminum alloy, high strength, light, corrosion-resistant, long life
✅ Finish: blue anodized surface resists oxidation and fading
✅ Size: M8 thread, outer diameter 12mm (0.47"), inner hole 5mm (0.20")
✅ Lengths: 9.6mm (0.38") and 8.4mm (0.33") available
✅ Precision: CNC machined, burr-free, standard threads, smooth rotation
✅ Application: fixes brake rotor to hub on road, mountain, BMX, downhill bikes

💡 What is a disc brake rotor bolt used for on bicycles?

Disco rotor bolts secure the rotor to the hub, keeping braking aligned and reliable under load. - Keeps rotor centered and secured under braking loads - Made from aluminum alloy with blue anodized finish for durability - Uses M8 threaded bolts with 12mm outer diameter for standard compatibility - Install with a disc nail wrench on one end and a 5mm hex wrench on the other