PROFILE CHROMOLY FLUSH MOUNT CRANK AXLE BOLTS

Chromoly Flush Mount Crank Bolts come in 3 sizes: A. The 3/8 x 24 thd version for solid axle crank sets, B.The Gun Drilled Hollow M12 x 1.25 thd version for our GDH axle crank sets, and C. The 7/16 x 20 thd version for the old solid SS Crank axle.

-Includes two (2) crank bolts and (2) flush aluminum washers.

-GDH bolts should not be used to pull on your crank    arms. For crank arm installation, please use the  proper GDH crank tool.