How much does this cost to the nearest dollar?

R RACKMOUNT·IT | | Rack Mounting Kit for Sophos XG 125 / XG 135 (Rev 3)
Rack Mount Kit for Sophos XG Rev.3 PERFECT FIT You can assemble your firewall or switch onto the rack with existing screws from the appliance for a perfect fit into our custom cut-outs; All connections are easily accessible from the front providing a clean look KEEP IT COOL Custom model airflow cut-outs ensures that the hardware does not overheat by giving it all the breathing room it needs POWER A fixed power supply secures the appliance from falling or shifting Product Dimensions 2.32 in. x 18.98 in. x 8.54 in.; Weight 4 lbs; Part Number Brand R model number Weight 4.93

Price is $159.00

Price: $159