About Manufacturer: We focus on item quality,function,material, and style to make personalized product more available to users. NSF Certified Material: High quality durable metal Dimensions: 48"L x 18"W x76"H (With stationary feet) Dimensions: 48"L x 18"W x78"H (With Wheels) Single shelf with leveling-feet: 1000 lbs Package Include：1 x wire shelving + 4x casters + 1x Instructions 6-Tier Heavy Duty Metal Shelves with Casters for Garage Pantry Kitchen Restaurant STURDY CONSTRUCTION/ NSF-CERTIFIED/ OMMERCIAL GRADE/ EASY TO ASSEMBLE/ LARGE STORAGE SPACE The wire shelving unit use durable steel construction, and to resist dirt buildup and corrosion. The garage shelving with sturdy posts and wire meshes enable the unit to hold up to 6000lbs weight. You can use this storage shelves in a variety of places, such as the bathroom kitchen garage pantry restaurant basement . You can adjust the height of the storage shelves according to the size of the item. It keeps all your stuff organized. The metal shelf is made of high quality metal provides exceptional strength and stability. Adjustable height shelves effective use of space for storage. No tools required to install, you can install the wire shelving within 10 minutes The cart has 4 omnidirectional wheels, 2 of them with brackets to lock the cart when needed. The total weight limit of the whole shelf is 6000 pounds when equally distributed on feet levelers. Maximum entire unit weight capacity is 600lbs when equally distributed on casters. Thickened Steel Pipe The wire shelving made of high-strength material and thickened pipes is very durable, black powder coating can prevents rust. It is the best choice for your kitchen, living home, office, basement, garage. Two Assembled Options Install casters for easily positioning and storage when unloaded. Or, install with leveling feet for a more permanent solution to heavy problems. Adjustable Wire Shelves Each shelf is adjustable at 1-inch intervals with the plasitc sleeves. You can change the size of the wire shelf space at any time to satisfy your needs. NSF-Certified All NSF-certified products have been tested by NSF International to NSF/ANSI Standard 2 for use in dry and heated storage environments. *certificate number：C0286681-01 *issued date：June 14，2016 Sturdy Wire Meshes Constructed of durable steel with a black powder-coating finish, the heavy steel pipe can hold up to 350lbs per tier. M Shape Design M-shaped mesh surface to strengthen load-bearing. The coating surface is smooth and easy to clean. No-Tool Assembly The wire shelf is super esay to assemble, simple three step installation can be finished lesst than 15 minutes. Perfect Package The storage shelves package include all the accessories , High-strength packaging protects all accessories from damage.