The SPC EZ On internal centering sleeve set (6/pkg) centers steer axle wheels and cast brake drums to reduce wheel vibrations and brake pulsations. The sleeves slide over 22mm studs and seat the hub face for correct alignment; dimensions are given as a 1.25" hole with .5" depth. Packaged as six sleeves, they simplify drum and wheel reinstallation on compatible hubs.
SPC Performance EZ ON HD INT SLEEVES (6)