1 1/2 in Expanding Stem Swivel Caster W/ 5 in Rubber Wheel

1 1/2 in Expanding Stem Swivel Caster W/ 5 in Rubber Wheel. Expansion Stem Swivel Caster W/O Brake For 1 1/2″ OD Tubing Also Fits 1 1/4″ Pipe Wheel Size 5″ Tread Width 1″ Bore 5/16″ ID Plain Bearing Grey Rubber Loasd Height 5 5/16″ Max Loa This is an aftermarket replacement part, engineered to meet the original specification. Backed by Howdy Brewer with fast shipping and 30-day returns. Is this a genuine OEM part? No this is an aftermarket replacement part engineered to meet the original specifications.