Check the listing for details. HP X421 Chassis Universal 4-post Rack Mount Rail Kit (JC665A). Condition: Used. Listed at 29.00 USD. This is for one used HP X421 Chassis Universal 4-post Rack Mounting Kit (JC665A). Includes a right and left side rail assembly. No other accessories are included.Universal 4-post rack mounting slide rail kit for selected HP Networking products: 12500, 10500, 9500 and 7500 Switches; 8800 and 6600 Routers. Product Information Manufacturer: HP MPN: JC665A Shipping Weight: 13 lbs. Estimated Shipping Dimensions: 24 x 7 x 4 Inches Store PoliciesShipping Orders are generally shipped within 1 business day of receipt of cleared payment.Free shipping items may be sent by FedEx, UPS, or USPS. Taxes Residents of California will be charged sales tax. Remote sales tax is also applicable if required by your state. International buyers are responsible for all VAT taxes, import fees and duties. Returns Your satisfaction is always our top priority. We want you to be completely satisfied with your purchase. Returns and exchanges are allowed for any reason within 30 days of receipt of your order.We provide free return shipping.No restocking fees.Packaging materials must be kept for return approval in the event an insurance claim is required.Original shipping costs are non-refundable based upon buyer's remorse or compatibility issues.