4" Hard Rubber Wheel Swivel Swivel Caster With 2-3/8"x3-5/8" Top Plate With Top Lock Brake

Hard Rubber Wheel • High Impact Molded Rubber • Temperature Range -40° to 160°F • Nylon Bearing Sleeve • Double Ball Bearing Raceway for Long Wear and Added Strength • Zinc Plated • 1/2" King Pin • 300 LBS Capacity • Top Lock Brake (DROP SHIPS - NOT AVAILABLE IN STORE)