24" Deep Truss 2 x 2 x 1/4 Cord Angle 1 1/2 x 1 1/2 x 3/16 Lattice Heavy Duty Undercarriage 4 x 48 Tubing Axle 16" Tires and Wheels Lagged Head 16" Dia; 1 15/16" Shaft and Ball Bearings. Winged Tail, 1 15/16" Shaft and Ball Bearings With Screw Take-Ups World Wide#2 Drive Motor Mount, Belt Guard 5Hp Tefc 1800 RPM 230/460 Volt Pioneer, 5" X 35 Deg. Cema C Top Rollers on a 48" Centers Pioneer, 5" Returns With Brackets, 10' Centers Rubber Belt, 2 Ply 220 PIW, 3/16 X 1/16 Cover 48" Receiving Hopper with Shirt Rubber Pivot Plate Tail Guard Painted Gray Options Variable Speed Drive Power Travel Option( Chain Driven 2 HP motor that is installed onto the wheel/axle system, and rotates the unit radially to the left or right in a 180 degree motion