1275.00 Ruger M77 RS Mk1 7mm Rem Mag - Free Shipping Sudbury Apr 27, 2024 - 1:12 PM perryvh Ruger M77 RS Mk1 (1970’s -round top receiver drilled/taped, tang safety & red butt pad) .7mm Rem Mag. The wood and bluing are both a 9 out of 10. It’s a very accurate and excellent shooter.