This left crankarm fixing bolt from KCNC is designed to fit most Shimano Hollowtech II designs, including all current road and mountain cranksets. Please note that cranksets such as Ultegra 6600, 105 5600, and XTR M970 use an m15 fixing bolt, and so are not compatible with this KCNC bolt.
|Thread||m20 x 8|
|Colors||Black, Blue, Gold, Green, Red, Silver|
|Compatibility||Shimano Hollowtech II, m20|