Intellinet # 671075 19” 4-post Rack Mount Vented Fixed Shelf supports up to 220 lbs SH4F-INT-671075V-BK Features: > Four mounting points on sides > Complete with rear cable management System > Slotted (Vented) > Heavy Duty Load capacity: 220 lbs. > Hardware included, easy to install > Material: Sheet steel > Color: Black Specifications: > Vented Fixed Shelf > Size: 19" Rack Mount x 29.3" Depth > Mounting: adjustable 25.8~34" > Supports: up to 220 lbs