Aluminum Alloy Mountain Bike Tooth Plate Crank Cover Bicycle Crankset Screw Cap Fixing Bolt

It is a good replacement for standard arm bolt. Made of high quality aluminium alloy material very durable. High performance corrosion-resistant light weight high strength. It works functionally and adds pleasant color to your bike practical and chic. A great replacement for standard arm bolt. Colorful style suitable for personality modifying. Material: aluminum alloy. M15 short type: 28*14mm. M18: 28*13.3mm. M20: 28*14mm. M15 long type: 20.5*24.5mm Color: show as pictures. Due to the light and screen setting difference the item s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. 1 * Bike Crank Cover.