4piece replacement caster wheel set for carts and heavy duty laundry racks. Designed to restore mobility, reduce strain when moving loads, and extend the usable life of racks and trolleys. Key benefits Restore smooth movement: worn or damaged wheels to make carts and laundry racks roll easily again. Heavy duty performance: Built for frequent use and heavier loads typical of laundry racks, utility carts, and storage trolleys. Protect floors and reduce noise: Rolling wheels reduce scraping and dragging that damage floors and create noise. Quick maintenance solution: Swapping out four casters is a fast, cost effective way to bring equipment back into service. What these casters do Function: Serve as direct replacements for worn caster wheels on household and commercial carts and laundry racks. Compatibility: Intended for carts, laundry racks, utility trolleys, and similar wheeled furniture that accept replacement casters. Set contents: Four replacement caster wheels, sold as a complete set to all corners at once. Durability and performance: Engineered for rolling stability and repeated use to keep equipment mobile in laundry rooms, workshops, and storage areas. Practical features Even mobility on uneven surfaces: Designed to roll smoothly over thresholds and floor transitions common in homes and workspaces. Simple swap installation: worn casters quickly with basic tools to minimize downtime. Full set replacement: Replacing all four wheels at once restores balance and reduces wear. Use scenarios Laundry room: old wheels on a folding laundry rack so it moves easily from washer to drying area. Workshop or garage: Install on a utility cart to move tools and parts without lifting heavy loads. Retail or storage: Renew casters on a stock trolley to maintain smooth, safe transport of merchandise. Choose this four piece caster set when you need a straightforward, durable replacement to restore mobility and keep carts and laundry racks functioning reliably.