Made of high-strength, low-alloy steel. LinQ mount for easy-on, easy-off installation. Defender: Can be placed on the LinQ Front Rack (715004312) and the LinQ Cargo Rack (715004281). ATV: Can be placed on both front and back racks of vehicle. LinQ Base (715002350) is required for G2L. LinQ Luggage Rack (715001734) is required for G2S. G2, G2L (front only for MAX & 6x6 models), G2S, Defender, Defender MAX, Commander, Commander MAX