Center bore for axle clearance is 12 mm | Fits disc brake lockrings and lockring adapters with 12 internal splines from Shimano and other brands | Fits top cap of some RockShox suspension fork models including Pike, Lyrik, SID, Revelation, Reba, and Paragon | The 1" hexagonal base can be used in conjunction with a socket, wrench, or bench vise | Heat-treated alloy tool steel construction for a lifetime of use
UPC: 763477003485