Self-contained replacement trigger module provides outstanding reliability, function, and performance for benchrest, varminting, and other types of precision shooting. All internal components are CNC machined from stainless steel, then heat-treated to Rc 58 for extended service life. Adjustment screws are fitted with a nylon insert to maintain your trigger settings without using thread locking compounds. Single-stage design is three-way externally adjustable, eliminating the need to remove the barreled action from the stock to set pull weight, let-off, or overtravel. Remington Hunter Varmint Rifle (RHVR) includes top lever safety and bottom bolt release. Fits Remington 700/40x rifles, right-hand actions only. Remington Bench Rest (BR) is designed exclusively for match shooting, and includes no safety or bolt release.Fits Remington 700/40x rifles, right-hand and left-hand actions. Winchester Hunter Varmint Rifle (WHVR) fits both Pre- and Post ‘64 Winchester M70 rifles, right- and left-hand actions which were manufactured in New Haven CT. It WILL NOT fit the MOA trigger group rifles made since 2008. Uses existing safety.