2 Pack 8mm Bike Hex Crank Arm Bolts With Caps For Capless Bottom Brackets Allen Key Screws For Mountain And Road Bicycles Durable High Strength Steel Construction For Reliable Fit And Easy Install On Your Ride
✔️ Durable steel bolts with 18mm M8 threads and 20mm end caps
These crank arm bolts are designed for capless bottom brackets and work on many mountain and road bikes. They are made from high-strength steel, with integrated plastic dust caps to protect threads and keep installation secure.
✅ 2-pack includes 2 crank bolts
✅ 18mm threaded portion (M8) and 26.5mm overall length
✅ Nut diameter 21mm, screw diameter 8mm
✅ Plastic dust caps protect bolts and simplify maintenance
💡 What is a crank arm bolt with cap used for in capless bottom brackets? This handy hardware locks the crank arm to the spindle and guards the threads from wear and moisture. - For cone-shaped bottom brackets used in mountain and road bikes - Install with an 8mm hex wrench and blue anti-slip coating for grip - Helps prevent loosening and protects the crankset during rides