Introducing the ultimate solution for transforming your Winchester model 70 rifle's trigger performance. Experience a seamless upgrade with our precision engineered drop-in replacement trigger unit, designed to eliminate the cumbersome, heavy and inconsistent factory trigger pulls that have long plagued both pre and Post-'64 models. Crafted with meticulous attention to detail, this cast and machined trigger unit seamlessly integrates with your rifle's existing safety mechanism, ensuring a hassle-free installation process. Unlock a new level of shooting precision with full adjustability for sear engagement, pull weight and over travel, allowing you to customize your trigger pull from a feather-light 10 oz to a robust 4 lb. Whether you're a competitive shooter seeking the perfect trigger feel or a hunting enthusiast desiring a more responsive shot, this enhanced trigger unit delivers unparalleled performance and reliability. Say goodbye to trigger frustrations and hello to a superior shooting experience with our Winchester model 70 trigger upgrade. RIFLE BASIX replacement trigger for Winchester model 70 centerfire rifles - compatible with pre-1964, post-1964 and FN SPR models Incorporates factory safety features and offers full adjustability for sear engagement Includes comprehensive instructions, a hardware pack and a wrench to facilitate straightforward user installation Trigger pull weight range - 12 oz - 4 lb