American made English No.4 MK II bayonet by Stevens USA, Large S in a box marked. Rare MKII tubular scabbard. (ABC N 33-3 )(K 3 + 4)(JN 60-2-3)

Lee Enfield 303 No.4 MKI, PM Sten MK5. Excellent + bright finished round spike blade. Excellent+ blackened socket marked: No.4 MK II  and the American's makers logo: a large S in a BOX (5 mm) (= Stevens Savage). There is another large S in a box marking on the lock.
Comes with its Excellent + blackened English experimental tubular MKII scabbard. Tip of the scabbard is crisp marked S191 (= Dispersal code of : Franco-British Electrical) The throat is marked: No.4 MKI and with the dispersal code: S286 ( = Vanden Plas 1923 Ltd, Kingsbury road-London) and a /I\