Easy installation! This item can be riveted, bolted or TIG Welded to your existing A and B pillars. This is a one-piece, 1/8? thick aluminum roof with no welds. Any welds visible in pictures are after installation. East of the Mississippi, This item ships by Fastenal to your nearest Fastenal. You will be notified by Fastenal when it arrives for your pick up. Western States ships by common carrier and there will be a shipping surcharge and it Must ship to a commercial shipping address. Use this item with our ?iron curtain? which is sold separately and hard doors also sold separately for a complete hard cab. NOTE: We also sell a 1/4? thick roof that has a different look - see on our store. This only ships unpainted so it can be TIG welded. 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 If you are purchasing from outside of the United States, please be aware that your country will charge you import duties, as well as VAT (value added tax), for European Union members. Those taxes will be collected at the time of delivery. You, the buyer, are responsible to pay any applicable fees, duties, and/or taxes for your purchased item(s). 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.