2-in-1 design quickly and precisely remove and install outer bearing race from the steering head without the use of a hammer and punchPuller design ensures bearing is pulled perfectly straight to eliminate possible damage to frameHardened steel puller jaws engage securely on inner bearing lip for race removalHardened steel driver precisely fits tapered bearing race during installationUtilizes brass thrust washer for easy use and long lifeLimited lifetime warrantyWorks on most Harley Davidson Dyna's, FXR's, and early model Baggers, will not work on most Softails and '14 and up Baggers.