Crank Arm Screws Aluminum Alloy M20 Crank Fixing Screw Bike Crankset Arm s

Aluminum Alloy Material: Made of selected aluminum alloy material, CNC cutting, anti corrosion and wear resistant, sturdy and . High Accuracy and Strength: The tooth pattern standard will not cause threads of different thicknesses, and the accuracy and strength are far better than the original plastic screws. Lightweight Design: Crank cover has been designed many times to be compatible with strength and light weight, making your riding easier. Item Type:   Crank Arm Screw Product Material: Aluminum Alloy Weight: Approx. 14g Celsius 0.5oz Product Diameter: Approx. 2.8cm Celsius 1.1in