The WB-953-TASK and the WB-CB-6-TASK Truck Adapter Spacer Kit consists of an aluminum shaft centric spacer and a double sided cone for use with 3/4T and 1T and Dually Wheels. The aluminum spacer typically allows correct mounting of deep dually wheels. The double sided cone allows for maximum cone penetration for mounting 3/4T and single axle 1T wheels. In addition the double sided cone goes to an industry standard 6 7/8”.