Now available. Our new Aluminum Nut Plates for ALL HP Carbine top rails. Once these are installed, they stay fixed in place and allow you to remove, swap out and/or install Top Rails without having to disassemble the gun or remove the metal receiver shroud. Price will be $20.00 each and will include all mounting screws and installation instructions. As of tonite they will be listed for sale on Ebay along with all our other HP accessories. As usual, please post your comments....good or bad, as we take all comments and ideas very seriously. j.