Darnell-Rose casters have long been considered a standard on Broadway and in theaters everywhere. Polyurethane/Polylefin 60 Series swivel caster with #20 Plate and Ball Bearings.
100% made in the USA by American craftsmen using only US suppliers.
Specifications:
Overall Height: 3″ caster: 4-5/16″; 4″ caster: 5-1/4″; 5″ caster: 6-1/4″
Capacity: 3″ caster: 300 pounds; 4″ and 5″ casters: 400 pounds
Swivel Diameter: 3″ caster: 5.5″; 4″ caster: 6.5″; 5″ caster: 4.5″