Case hardened steel bearing cups that fit all ACS loose ball hubs and mag wheels.
Compatible with front or rear hubs/wheels (except coaster brake mags).
Compatible with 3/8" and 14mm axles, and 3/16", 15/64" and 1/4" ball bearings.
Set includes 2pcs cups only.
Specific cup removal and installation tools may be needed for installation. OEM cups are pressed into the hubs.