Aten 1U Video Extender Rack Mount Kit ATEN’s Video Extender Rack Mount Kit offers a range of flexible mounting solutions for installing ATEN video extenders and KVM extenders in a rack. You can choose from three VE-RMK rack mount kits (1U to 3U) to match the extender type you are installing which allows for a well-organized and easy-to-maintain setup. Package Contents 1x VE-RMK1U Frame 4x 1U Mounting Plates 5x Plastic Captive Screws 6x Hexagon Head Screws 12x Countersunk Head Screws