The Krowne Metal 28-156S is an adjustable height caster designed for versatility and durability. Featuring a 1/2"-13 threaded stem, it allows for height adjustments ranging from 6" to 7". The swivel design includes a locking mechanism for added stability when needed. With a robust 3" diameter wheel, each caster supports a load capacity of up to 220 lbs, making it ideal for various applications. Additionally, the grease-resistant material ensures longevity and ease of maintenance.