Original U.S. WWII Rare O.S.S. Experimental T15 Beano Ball Grenade with Fuze Cap - Inert Antique Wheellock Firearms LEONARD is marked ahead of

LEONARD is marked ahead of the hammer

with many features that were later changed or removed

One of the two leather straps which retains the earphones has broken

Unusually for military combat knives of the period

Original U.S. WWII Rare O.S.S. Experimental T15 Beano Ball Grenade with Fuze Cap - Inert Antique Wheellock Firearms LEONARD is marked ahead ofOriginal Item. Only One Available. The T15 Beano Hand Grenade was a further development of the T13 Beano grenade as an offensive spherical impact detonating hand grenade with a magnesium body. This experimental grenade was developed by the Office of Strategic Services (OSS). The T15 Beano grenade had a special textured paint finish for a better grip. The grenade used the T14 strike anywhere percussion fuze under a protective screw cap. The T15 was not