🚀 Roll with Confidence! Move heavy equipment with ease! Fits workbenches, trolleys, and more! Perfect for noise-sensitive spaces. 360° rotation for effortless control. Say goodbye to scratches and scuffs. 2400 lb capacity 360° swivel Silent movement The QNCZ 4" Caster Wheels set includes four heavy-duty, silent industrial casters designed for maximum strength and maneuverability. With a total capacity of 2400 lbs, these wheels glide smoothly over surfaces, protecting floors while providing effortless control and versatility for various applications.