Husky Replacement Hydraulic Brake Assembly Kits for Axle Tek, Atwood, Alko, Dexter Hydraulic Brakes. Easy installation and interchangeability are just two features that rate Husky uni-servo hydraulic brake assemblies in the industry. These assemblies interchange with most major brands of axles, without modifying the axle or mounting flange. These assemblies also interchange with Atwood, Axle Tek, and Dexter hydraulic brake assemblies. Hub pattern: 3 inches x 4-holes on 10 inch brakes; 3.25 inches x 5-holes on 12 inch brakes. All kits are individually boxed.