Swivel Thread, Fixed Top Plate, Swivel Bolt Hole, Swivel Bolt Hole With Brake, Swivel Top Plate With Brake
Rubber, Polypropylene, Nylon, Polyurethane
Pressed Steel, Steel, Cast Iron, Aluminium, Thermoplastic
Light Duty Twin Wheel, Medium To Heavy Duty, Light Duty, Medium Duty, Heavy Duty
25.4x25.4, 77x60
80x60, 76x55
80x60, 52x52
58x58, 135x110