Service Caster Series #30 rigid caster fitted with 4 inch diameter by 2 inch wide thermoplastic rubber donut tread on polyolefin core. Tread is soft, non-marking and non-marring.
Rounded face "donut" style tread provides easier mobility over standard flat tread wheels. Featuring maintenance free pedestal style Precision wheel bearings for easier rolling and quieter operation.
Wheel rotates on Pedestal Precision Ball Bearings (Use for manual speeds; 3 mph.)
300 pounds capacity per caster
Top plate size: 4" x 4-1/2"
Bolt hole dimensions: 2-5/8" x 3-5/8" to 3" x 3"
Bolt size: 3/8" (hardware not included)
Mounting height: 5-5/8"
Tread hardness: 70 +/- 5 Shore (A) Durometer
Quality casters featuring bright zinc plating, 1/2" diameter axle bolt and grease fittings. With double ball bearing heat-treated raceways, and 5/8" bolted kingpins, these casters are ideal for dollies, platform trucks, shop floors, warehouse carts and freight terminals. Series #30 medium heavy duty casters are well-suited for food service carts, hotel housekeeping carts, and industrial and commercial equipment. Also ideal installed on drywall carts, welding carts, and wall panel carts.