REMINGTON MODEL 4 TAKEDOWN ROLLING BLOCK .17 MACH 2 SINGLE SHOT RIFLE W/SCOPE #NSA, 22 1/2″ OCTAGON BARREL, FROSTED BORE W/WEAK RIFLING, METAL HAS TURNED GREY/BROWN PATINA, WOOD IS APPROPRIATE FOR AGE & USE, SMOOTH ACTION, EXTRACTOR FUNCTIONS, SMOOTH ACTION, HI-LUX 3-9X40 SCOPE, DOES FIRE & IS PRETTY ACCURATE!