Orig WWII M15 Grenade Launcher Sight complete with mount bracket and instruction sheet, still in wrap and opened 1944 "New Old Stock". Instructions show it can be mounted on M1 Garands, M1 Carbine and 1903's. Case is marked Bearse Mfg Co 1944. Several available. Condition is excellent and unissued. Click on picture for larger view. Pics show a complete sight in wrap and a sight out of wrap so you can see what it looks like. Note, some have some storage rust on belt clip on back side of case, most of which should clean off. They're 70+ years in storage so not all "perfect."