Combines the advantages of the AXB chain adjuster with a quick change system for the rear wheel.During changing the wheel the rear brake caliper and the wheel bushing stay in place and a guide rail at the inside allows easy moving of the wheel.High-precision chain adjustment.Special bolt enables axle adjustment in both directions.Stays in the swing arm during the rear wheel installation.Braces the axle against compressive- and tensile load.Works also with the OEM axle nut.