YouU 10 Pcs 8mm Hex Crank Arm Fixing Bolts Bicycle Crank Screws for Square Hole Crankset Bottom Bracket

Bike Crank Bolts: Best Bike Crank Bolts for You ! ?Are you looking for repair accessories for Bike Crank Bolts? ?This Bike Crank Bolts just designed for you! Features: ?CNC aluminum alloy construction, high strength. ?Suitable for square hole crankset & bottom bracket. ?Install with M8 allen wrench. ? With plastic seal, no separate crank cap needed. Specification: ?Material: Aluminium Alloy, Plastic ?Length: 18mm / 0.71inch ? Diameter: 8mm / 0.31inch ? Color: Black and Silver Package include: ? 10 Pieces Bike Crank Bolts