Original Brazilian Odeti M1 Offensive / Defensive Inert Hand Grenade by Rupturita S.A. Japanese Documents and Books The spare lens compartment is

The spare lens compartment is marker marked G

From Berlin

and are much easier to adjust than the official issue

MG 34 Milled Top Cover complete with correct trap door for use with MG15 drum magazine

The riverside side is engraved:

Original Brazilian Odeti M1 Offensive / Defensive Inert Hand Grenade by Rupturita S.A. Japanese Documents and Books The spare lens compartment isOriginal Item: Only One Available. Totally inert and demilitarized according to BATF guidelines with hollow body and inert fuse. This grenade cannot be converted to an explosive devise and is not available for export. This is a very nice example of the Brazilian Odeti M1 offensive defensive hand grenade. These were first Fielded in the 1960s, and many were made by RUPTURITA S. A., such as this example was. It bears the company's markings on the bottom