Heavy Duty, 16-Gauge Steel, 19" Table Top Rack CabinetPanel Rails Are Infinitely Adjustable (Front to Back), Round Hole Punched for 10-32 Clip-Nuts to Full EIA Hole Centers (5?8-5?8-1?2 Inch Spacing)Includes Two Pairs of Rails (for Rear Support of Heavier Equipment), Rubber Feet, Black ABS Plastic Handles, a Starter Pack of 10-32 Clip Nuts and Matching 1421ABK Black ScrewsSupplied Unassembled (Four Cabinet Pieces and Four Rails), Shipped in a Flat Pack Container for Handling Ease and ProtectionSimple Assembly Using One Bolt in Each Corner to Lock the Sides to the Top and Bottom (Hardware Included)Overall Width 21"Overall Height 2" Over Panel SpaceFront and Back Lip is 0.585" So Usable Depth Is Reduced by 1.17"Recommended Maximum Weight (RCHS1902824 Tested) — 800 PoundsRugged Textured Powder Paint FinishBrand/Series:RCHS Series | Material, Body:16 ga. Steel | Height, External:2 | Rack Size:19 | Color:Black | Material:Steel | Weight, Capacity:800 | Width, External:21 | Depth, External:24.5 | Primary Type:Cabinet Rack | Configuration:Complete | Type:Desktop | Panel Space:16U/28 | Depth, Panel:24.5 | Size:19 | Dimensions:30 H x 21 W x 24.5 D | Load Rating:800 | Weight:78 |