29090 Anchor Bushing kit Fit for Removing and Installing 1-3/8 Anchor bushings 11-1/2″ Long Drive That Allows The Bushing to be Driven. 29090 Pneumatic Bushing Drive is an all-around tool, streamlined, inexpensive option for removing and installing 1-3/8″ anchor pin bushings and stuck anchor pins on trucks and trailers, and allows direct drive of the bushings without the need to remove the wheel assembly.