Pre-Built Welded Dry Hatch Lid with Waterproof Drainage System from Nate's Custom Boats  Just drop in your deck and rivet or screw it down for a strong, flex free, and waterproof dry hatch system. Includes Pre-assembled hinge and welded boat deck hatch lid. Strong, lightweight, and easy to install. Get your boat build finished in no time!  Made of heavy duty .125" Aluminum - they are strong enough for even the biggest passengers on your boat deck.  Carpet Lids will not come prebuilt - You need to add the hatch frame to your framing, apply the decking, carpet the decking and the track system as one. Carpet the lids separately, then attach the hinge to the lid then the track system using provided countersink rivets.       Countersink rivets are suggested to attach the track system to the deck framing, these are not included. *NEW INSTALL OPTIONS AVAILABLE TO SAVE YOU TIME* Pre-Drilled 2.5" Latch Hole for Standard WhiteCap & Perko Latches Add a WhiteCap Waterproof Latch to deliver Pre-Installed Dimensions: Lids are the hole-in-deck dimension as listed Outer mounting lip is 3" more = 1.5" thick mounting lip all around Inside dry track lip diameter is 2" less = 1" thick dry track channel Common Rod Locker sizes - 12x48", 12x56", 16x48" Can be customized for Carpeting or EVA Foam Applications - Please choose which application you will be applying. All Lids come standard with the hinge on Long side, you can select the short side hinge option as well.  Decking Types: EVA Foam- Hole should be 1/8" bigger than posted size all the way around. Carpet- Hole should be 1/4" bigger than posted size all the way around. Contact us for Custom Lid Sizes - We Can Make Anything You Need Orders over $200 include FREE Shipping to Most of the US* Please allow 2-3 weeks for shipment. Hand Welded to Order by Nate's Custom Boats in Illinois, USA.  *For questions, you may contact our TBN Tech Line at ‪(309) 323-8994‬