CNC-machined 7075 aluminium chainring bolts for MTB and road bikes. Lightweight M8 fasteners for single or double cranksets with secure fit.

Secure your crankset with confidence using this CNC-machined chainring bolt and nut set, engineered for riders who value strength, weight savings, and clean installation. Made from high-grade 7075 aluminium alloy, these M8 fasteners deliver excellent durability while keeping rotational weight to a minimum—ideal for performance-focused builds.

Designed to suit both single and double chainring setups, the bolts are available in 6.5mm and 8.5mm lengths to ensure proper engagement across different crank configurations. Precision CNC machining ensures smooth threads and accurate tolerances, helping reduce the risk of cross-threading or loosening under load. This makes them well suited to MTB, road, and hybrid bikes used for everything from daily riding to demanding trail sessions.

The anodised finish adds corrosion resistance for riding in wet, dusty, or muddy conditions, while also providing a clean, refined look for custom builds. Whether you’re replacing worn hardware, upgrading components, or fine-tuning a lightweight drivetrain, these chainring bolts offer a reliable and tidy solution.

SPECIFICATIONS

• Product Type: Bicycle chainring bolt and nut set
• Set Size: 5 pieces (bolts and nuts)
• Material: CNC-machined 7075 aluminium alloy
• Thread Size: M8
• Length Options: 6.5mm or 8.5mm
• Compatibility: Single and double chainring cranksets
• Finish: Anodised for corrosion resistance
• Use Case: MTB, road bike, and hybrid drivetrains

Lightweight, precise, and built to last, this chainring bolt set is a dependable choice for riders who want secure fastening without unnecessary weight.