Dominate turkey season with Carlson's Bone Collector Choke Turkey Extended for Remington the ultimate choke tube for hunters demanding extreme precision and reliability. Designed with a super-tight pattern-tested constriction this choke delivers consistent devastating patterns with a variety of shells including lead nickel-plated copper-plated Hevi-Shot tungsten and TSS ammo. Engineered from durable 17-4 heat-treated stainless steel with a sleek matte black finish it minimizes glare while performing under tough conditions. Featuring a longer tapered parallel section this choke reduces stray flyers ensuring more pellets land on target. Pattern-optimized for 4 to 10 shot sizes it's a game-changer for serious hunters. Optimize your turkey hunting performance with the .665 constriction designed specifically for Rem ProBore shotguns.