Two Pack M18 Aluminum Alloy Crank Cover Screws For Mountain Bike Crankset Bolts Black Durable Rustproof 7075 Aluminum Crank Fixing Bolts For Chainring Arm And Chainwheel Great For Bike Maintenance

Two-Pack M18 Aluminum Crank Cover Screws for MTB, Black ✔️ 2pcs, M18 thread, 10mm length, 27.5mm OD, 15mm total, 7075 alloy

These two crank cover screws are precision made M18 bolts designed to secure chainrings and crankarms. Made from 7075 aluminum alloy, they resist rust and corrosion and stand up to regular mountain and road bike use. CNC machined for burr free fit and reliable crank fixation, helping keep water and dust out of the crank area.

✅ Material: 7075 aluminum alloy
✅ Size: M18 thread, 10mm thread length; hole diameter 10mm; outer diameter 27.5mm; total length 15mm
✅ Package: 2 pieces
✅ Application: Fixes chainrings and crankarms on mountain bikes and road bikes; helps distribute pressure and protect cranks

💡 What is a crank cover screw used for in bike maintenance?

It helps keep crank components tight and protected during rides.

• Handy for keeping crank assemblies tight during rides and maintenance checks
• Minimizes movement of chainrings to reduce wear on bolts and crank interface
• Made from tough 7075 aluminum for lightweight, strong performance
• Commonly used on mountain bikes and road bikes for crankset reliability