Utility 1" plate caster set for cart replacement or adding mobility to furniture, work stands * 1-1/2" x 1-1/4" plate with 4 predrilled 1/8" holes for versatile mounting options * 1" diameter x 1/2"-width low-resistance wheels roll quiet; non-marking * Steel ball bearing swivel for smooth rotation; rust-resistant galvanized steel plate & frame * Overall height 1-1/2"; backed by manufacturer"s lifetime warranty, also in 1-1/2" fixed/swivel