Bicycle Screws Nuts Tooth Plate Single Plate/Double Plate Nail Mountain Road Bike Disc Crank Bolts

It is a good replacement for standard arm bolt. Made of high quality aluminium material very durable. Compatible with single Crankset or double Crankset. High performance corrosion-resistant light weight high strength. Function: You could use it to fix the crankset or the crank of chain wheel. It works functionally and adds pleasant color to your bike practical and chic. Material: aluminum. Size: for single plate: 11.5*9.6mm; for double plate: 12*10.4mm(the detailed sizes can be shown on pictures). 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 * Crank Screws.