ROCK-OLA M1 CARBINE SEMI AUTO RIFLE W/ORIGINAL BAYONET, 1943 MFR #4559226, SEPT OR OCT 1943 PRODUCTION, TRIGGER:RI, HAMMER:B/R, BARREL:ROCK-OLA, TRIGGER HOUSING:ROCK-OLA, REAR SIGHT:TYPEIII (P.I.), FRONT SIGHT:EU, MAG CATCH:TYPE V, SAFETY:TYPE IV, OVAL CUT LOW WOOD STOCK: STD PROD WH, SLING WELL: TRIMBLE TN, 2 RIVET TYPE II HANDGUARD: JL’B, BAYO LUG BBL BAND: JI, MAGAZINE: R-C, OILER: SI, BAYONET U.S.M4 IMPERIAL W/USM8A1/T.W.B. SHEATH, EXC OVERALL AND ONLY 3.7% OF TOTAL M1 CARBINE PROD WAS DONE BY ROCK-OLA!!