Merrick Machine M350005 Heavy Duty Swivel Polyolefin Caster, Lightweight, -45°F to +180°F, 2-1/2 in Wheel, 4 pc, 625 lb Capacity

This heavy-duty caster features large single-ball raceways that are deeply embossed for maximum strength and durability, supporting up to 625 lb. Sold in packages of 4, each caster has a 2-1/2 in wheel diameter and a yoke cut and stamped from heavily embossed steel with a bright zinc finish. Ideal for displays, dollies, platforms, racks, rolling toolboxes, and food service applications, it is designed to handle extreme shock loads while remaining lightweight. The wheel is resistant to water, oils, grease, gasoline, and most common chemicals, and provides floor protection with its non-marking, non-conductive design. With a durometer of 60-70 shore D and a temperature rating from -45°F to +180°F, this caster delivers reliable performance in a variety of demanding environments.