PREMIUM QUALITY: Workbench casters are made of PU - a material that won't leave marks, scratches, or make noise on any flooring. These castors wheels sets 4 are safe, silent roller option, ensuring your floors or carpets remain unscathed. Plus, it moves swiftly wherever you need it EASY ROTATION: 360-degree swivel head offers excellent maneuverability, allowing users to work in tight or other challenging environments. Locking casters small wheels are equipped with ball bearings, which facilitate rotation even when under heavy loads HASSLE-FREE INSTALLATION: The casters set of 4 comes with 1 spanner, 16 nuts & 16 bolts to provide a hassle-free and easy installation. Each wheel also features an adjustable brake, enabling you to control the movement of your furniture DIVERSE USES: These 4inch casters set of 4 heavy duty offer an impressive 2200 lbs weight capacity, making them an ideal choice for household furniture & other items like ottomans, coffee tables, side tables & even under-bed storage boxes
