Easy installation! This Hard Top as pictured in the first photo took two men four hours to install. This 1/4? thick tactical hard top Humvee roof can be riveted, bolted or TIG Welded to your existing oem A and B pillars - note we provide a new c-pillar with this purchase. Note that with this Hard Top you do not need to cut any of your existing pillars, unlike some other tops out there that require you to either cut your existing pillars or purchase their non-OEM pillar. Also, no additional bracing is needed to mount this items - just your oem A and B pillar. This item ships by Fastenal to a Fastenal near you for you to pick up. You will be notified by Fastenal when it arrives for your pick up. Use this item with our ?iron curtain? and hard doors for a complete hard cab. NOTE: this includes the roof and the wraparound around the windshield and c-pillar. It does not include any lights or the side grab rails although the side grab rails can be purchased separately. It of course does not also include the air conditioner pictured on the roof in one picture. SHIPPING NOTE: East of the Mississippi River, the shipping is as stated in the listing and the product is delivered to the buyers nearest available Fastenal Store, where the buyer picks up the item. West of the Mississippi there will be added shipping based on market rates HUMVEE, HMMWV, the HUMVEE Vehicle Configuration, and AM GENERAL are registered trademarks of AM General LLC. Federal Military Parts and its products and services are neither affiliated with, nor endorsed by, AM General LLC.