Note: Wheel manufacturer’s specifications change without notice.
• 5mm hex socket with a nominal outside shaft diameter of 7.5mm
• 5.5mm hex socket with a nominal outside shaft diameter of 8mm
• Slips perfectly into the tight surroundings of most rims
• Works with wheels made by numerous manufacturers including, but not limited to FSA, Blackwell, Planet-X, HED, Rolf, Bontrager, Campagnolo, Mavic