The Rifle Basix Black Replacement Trigger For Winchester M70 Centerfires 12oz-4lbs replaces factory trigger assemblies on traditional pre-1964 and post-1964 Winchester Model 70 centerfire rifles, as well as FN SPR actions. Designed as a mechanical drop-in unit, it eliminates factory take-up and creep by offering independent adjustments for sear engagement, overtravel, and pull weight while retaining the original factory safety mechanism. Finished in a matte black corrosion-resistant coating, it provides an adjustable pull weight threshold ranging from 12 oz (0.75 lbs) up to 4 lbs, matching standard centerfire calibres from .22-250 through to .458 Win Mag.

Key Features

• Adjustable Pull Weight: Features a fully mechanical adjustment range from 12 oz to 4 lbs to accommodate match-grade bench settings or heavier field hunting setups.
• Creep and Overtravel Elimination: Independent tuning screws allow precise control over sear engagement and overtravel without receiver modifications.
• Drop-In Installation: Mounts directly into traditional open-style Winchester Model 70 actions, preserving the rifle's factory safety operation.
• Corrosion-Resistant Finish: Constructed from precision CNC-machined components treated with a protective matte black coating.
• Included Hardware: Supplied with an adjustment wrench, mounting hardware pack, and user manual for installation.

Specifications

• Product Model: WIN-1 BLACK
• Category: Winchester Model 70 replacement trigger
• Trigger Pull Weight Range: 12 oz to 4 lbs (0.75 lbs to 4.0 lbs)
• Trigger Shoe Width: Approximately 0.340 inches (8.6 mm)
• Packaged Weight: Approximately 0.17 lbs (77 g)
• Operating Mechanism: Fully mechanical
• Action Compatibility: Pre-1964 and post-1964 Winchester Model 70 centerfire actions (traditional open-style triggers), FN SPR

Who is the Rifle Basix Black Replacement Trigger For Winchester M70 Centerfires 12oz-4lbs for?

• Long-range target shooters — Lowers release resistance down to a crisp 12 oz minimum pull weight on this Winchester Model 70 replacement trigger to eliminate trigger-pull deflection during long-range shot placement.
• Varmint hunters — Employs a broad, 0.340-inch trigger shoe width on this replacement trigger unit to provide reliable finger contact and precise break control when taking small target shots at extended field distances.
• Field hunters — Configures traditional pre-1964 and post-1964 actions with an adjustable resistance up to a safe 4-lb ceiling weight to ensure controlled, snag-resistant handling in dense scrub.

Less suitable for: Shooters requiring an ultra-light match pull below the 12 oz mechanical floor, who require a specialised target-grade three-lever benchrest trigger; shooters with rimfire rifles, who need a dedicated rimfire trigger unit; or owners of modern Winchester rifles equipped with the enclosed M.O.A. Trigger System, which requires an M.O.A.-specific replacement unit.