Beretta: Rear Mount Pintail slug gun, Front Mount pintail slug gun.
BSA: Front Mount Monarch Medium Action in 222, 243, and 308, CF2, Monarch Long Action in 7mm, 270, and 30-06.
Churchill: Front Mount Highlander.
Colt: Rear Mount Sauer, Front Mount Sauer.
Enfield: Front Mount With receiver cut down like Remington 721.
Herters: Front Mount U9 Round Receiver.
Howa: Front Mount Howa.
Mossberg: Front Mount 100 ATR, 1500, 1700.
Raptor Arms: Front Mount Same as Remington 700 Long Action.
Remington: Front Mount 700, 78, 40x-L, 721, 725 (all long actions), 700, 78, 40x-S, 722, 725 (all short actions), 700 muzzleloader.
Sauer: Rear Mount Round Receiver, Front Mount Round Receiver.
Shilen: Rear Mount Round Receiver, Front Mount Round Receiver.
Smith & Wesson: Front Mount 1500, 1600, and 1700.
Weatherby: Front Mount Vanguard.