ASEplatinum WB-953-TASK Truck Adapter Spacer KitASEplatinum WB 953 TASK Truck Adapter Spacer Kit The ASEplatinum WB 953 TASK Truck Adapter Spacer Kit consists of a 36mm 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