HP depth adjustable rail kit for rack 10xxx

The kit contains two, 19" to 31", depth adjustable rails that mount HP rack-mountable servers, storage boxes, UPSs, and HP networking products in third-party racks. The Depth Adjustable Fixed Rail Kit also allows for most third-party, rack-mountable products to be mounted in HP Racks. The depth adjustable fixed rails have a maximum weight capacity of 300 lb (136 kg)..