Expanding stem casters feature a unique rubber sleeve that expands to fit various sizes of shelf posts. Easily fit into any pieces of your equipment by tightening on the rubber sleeve, which increases in width as it is forced outwards. Once placed in the equipment leg, rotate the caster in place to get a secure, firm grip. Casters are a must for moving around heavy commercial equipment, and you'll love the features of these expanding stem casters!
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