The Sharps Bros. Heatseeker family is a line of 6061-T6 billet aluminum bolt-action chassis with long free-float handguards, AR-15 or 1913 stock interfaces, and broad M-LOK coverage. The lineup spans Remington 700 SA, Savage 110 SA, Ruger American (SA/LA/Ranch), Ruger Precision Rimfire, and Ruger 10/22—plus left-handed Ruger options. In May 2025, Springfield Armory validated the...