The 1U Server Rack Shelf is Used for Electronics, Musical Equipment, Recording Studios and more - Universal Device Placement Rack - Works with Both Non-Rack & Half-Rack Equipment - Punch-Out Shelf Bottom Allows for Ventilation - Promotes Safety & Air Circulation - Rugged & Heavy-Duty Metal Construction - Perfect for On-Stage or In-Studio Use - Compatible with All 19 Server Racks - Construction Material: Steel - Compatible Rack Shelf Size: 1U - Maximum Weight Load Capacity: 110 lbs. - Shelf Tray Size (L x W): 17. 6 x 10. 0 - Total Size: (L x W x H): 19. 0 x 10. 0 x 1. 7 (Including Mounting Brackets) - Unit Weight: 2. 87 lbs. - Model: PLRSTN14UX2.