MOVABLE and LOCKABLE- Removable Four casters allow you to easily position the wire rack exactly where you want it or move it from room to room, making it a breeze to arrange your personal storage and organization system. Two casters have a lock function for safety. ADJUSTABLE - The metal shelves are adjustable in 1-inch increments to let you create the perfect height for storing your items. HEAVY DUTY - Each shelf holds up to 110 lbs or 440 lbs in total when the casters are attached, or 300 lbs per shelf and 1,200 lbs in total when the leveling feet are in use, giving you a sturdy place to store your heavier, bulkier items. EASY ASSEMBLY - Built with convenience in mind, no tools are required to put this wire storage rack together to make for simple, fast, and stress-free assembly that takes about 15 minutes to complete. GREAT SIZE - Dimensions: 48"L x 18"W x 73.5"H (without casters, 71"H)