Rostfrei 4 (slant) 20cm Italian BoBc Stag vintage automatic knife

Vintage Rostfrei 4 (slant) 20cm Italian BoBc Stag automatic knife made in Italy in the 1960s or 70s. It measures 19.7 (7.75 inches) open and 4 3/8 inches closed with D stamped brass liners and nickel silver bolsters, button & safety. The flat spear point blade is 100% full with original finish and the ricasso is stamped Rostfrei diagonally (slant) 4 and the reverse is PATENT. The scales (handles) are Gorgeous brown stag and in excellent condition. The knife works great with blade tip deep and centered closed, nice snap and excellent lockup with just a hint of movement open. Safety works. EX+ condition.