The Alps2Ocean M15 crank bolts are made of steel material, strong and durable. With plastic seal outside (no separate crank cap required).
Fit for crank systems with ISIS inner bearing with M15 thread.
Compatible with BOSCH GEN4,brose STANDARD/MAG,YAMAHA PW-X3/X2,PANASONIC GX0,BAFANG M620 ,ANANDA M230,OLI M03/M02,VINKA E30/S20 ,M0TINOVA MIGIC T1、MIVICE X700,crank systems with ISIS.
Bicycle crank screw with screw lock (screw adhesive), protects against vibration loosening as well as against unwanted screw loosening and offers protection against corrosion.
You will get 2 pieces of bicycle M15 crank screw. The size of the crank bolts is 21.6x20.6mm.