Straight Mount / Demount Tool "B" Extension for T46C • Length 36" • Diameter 3/4" • Weight 4.5 LbsNOTE: Tubeless Tire Irons • Use "C" Bar With the "B" Extension Bar for Easier Use on Large, Wide-Base Truck Tires • For Use on Standard and Large Truck Tires, Including Industrial, Farm, Buses, and Tractors