APC Smart-UPS RT 19" Rail Kit for Smart-UPS SURTRK2 - Model APC Smart-UPS RT 19" Rail Kit for Smart-UPS RT 3/5/7.5/10kVA - P/N SURTRK2 - Physical - Net Weight 2.73 KG - Maximum Height 44.00 mm - Maximum Width 527.00 mm - Maximum Depth 89.00 mm - Color Grey