Savage Stevens 311 Double Barrel 20 Ga. Shotgun made for Gamble in the 1950s and marked Pioneer. Marked 5100 on side. 28" barrels. Excellent bores, nice case hardening just starting to fade, 100% blue on barrels. nice walnut stocks with hand cut checkering, show just some light marks. High quality Limbsaver solid pad professionally installed. Functions perfectly, excellent shooter. No serial number, made pre-1968. FFL required.