English L1A3 bayonet, first model by BSA '61. (ABCN169-1)(K38)(JN63-2)

Semi-automatic rifle L1A1 Cal. 7.62 . Minty parkerized fullered Bowie type blade with long fuller. First cm blackened. British maker marking B and 61 (=BSA 1961) on ricasso. Blackened pommel is brazed to the tang and marked:  /|\ B.  T- type mortise slot. L1A1 type crossguard with muzzle ring MRD 14.8. Blackened metal grips are both marked /|\ and are riveted to the tang. Both grips are NATO code marked: L1A3 960-0257 B (B = made by BSA - Birmingham Small Arms.) 
Minty and correct blued metal no. 5 MK1 scabbard with round frog stud and brass throat. B on frog stud. No dents.