The Composite Truck Body Transferable Truck Body, No. CTB 175/145, made specifically for full-size, long-bed truck applications (No. CTB 175) as well as 6.5’, full-sized truck beds (No. CTB 145), these patented products offer an ergonomic cab-height solution for many job applications as well as access to most garages built after 1970, says the company. When mounted on a Ford F-250 or Chevrolet 1500 4x2, the CTB 175/145, with minor modifications, offers 84" of clearance with extension ladders mounted on the vehicle.