Proof Research

From varminting to big-game to long-range precision SWITCH has you covered. Barrel changes in a few minutes with hand tools. Light enough for all day carry. Engineered for consistent long-range accuracy. Offered in five cartridges with additional barrels available in most short-action calibers. Its like a safe full of custom rifles rolled into one. - Offered with PROOF Research carbon fiber barrel in 223 REM 6 CM 6.5 CM 260 REM or 308 WIN - Pillar bedded precision-ground controlled feed action with mechanical ejector - Savage-style threading and barrel nut for fast and simple barrel swaps - Interchangeable floating bolt-head for consistent lug lockup accuracy and multi-caliber versatility (available in .390 and .480 size bolt faces) - Threaded muzzle for suppressor or brake - Compatible with AICS pattern mags - 20 MOA Picatinny Rail - Carbon fiber stock with vertical grip - 1/2 MOA guarantee