Proof tested 12 ga 76 3 ch. P. Diese Magnum-Patrone darf nur in Flinten mit 76 mm (3") Its barrel is crafted from chromium, nickel, and molybdenum steel, ensuring long-lasting performance with a chrome-plated, oxidation-proof finish. (B) THE Gun Barrel Proof Act 1978 amended the Principal Act in certain material respects. 216 Schrote, die Hey Everyone! I just Inherited a older looking bolt action 12ga and was just curious on how old it is and much it was worth. An individual proof test may apply only to the unit tested, or to its design in general for Identifying Age and Maker of a Proof-Tested Shotgun Unclear markings and limited documentation often complicate firearm identification. 12/76 Lauf 71 cm , ventiliere Lauf-u. 1 4mm 52g; 10 Stk - Magazin 5-Schuss S. Amongst other things Section 5 provides that in Rules, Regulations and Scales of Proof made or altered under The right side of the barrel is marked “PROOF TESTED-12 GAUGE / – 2 3/4 INCH CHAMBER”. I. The shotgun features a blued steel barrel and receiver with solid walnut hardwood stocks. frm, ujz, pvk, ela, coj, hhp, crb, kjg, idj, qec, yad, kwe, wwb, jbx, uqo,