Why choose us? Durable and multi-uses cart function in house, factory. Easy maneuverability and easily assembled. Easy to clean wheels. Great for rolling work benches or tool carts. All swivel caster wheels approved by SGS?BIFMA?REACH?ROHS. We provide amazing affordable prices. 100% refund without any hesitation if they are not your most favorite. Features: When in locked position, the swivel also locks. Rolls smoothly and quietly. Exclusive non-marking wheels for use on hardwood floor. Specifications: Top Plate Size: 3.74 x 2.56 inch / 95 x 65mm (L x W) Wheel Width: 1.26 inch/ 35mm Wheel Diameter: 4.92 inch/ 125mm Mounting Height: 5.91 inch/ 150mm Special feature: Lockable and Swivel Capacity LBS: 1400 Lbs (350 Each) Bearing: Double ball bearing Package includes: 4 x Caster Wheels 1 x Year Warranty