"SPACECARE 4 Pack of 1.4"" Swivel Caster Blue Polyurethane Wheels Base with Top Plate and Height Adjustable Base 200lb Each (4)" Can swivel 360-degrees Height Adjustable caster Ideal for transporting light furniture and displays quietly and safely 200 lbs load capacity "2-1/6"" - 2-3/4"" inches adjustable height Range"