Yugo M70 Dummy Grenade : are less powerful than the purposemade grenade

Yugo M70 Dummy Grenade Yugo M70 Dummy Grenade so very happy to finally have oneM70 launcher Yehezkiel Aprilio Maramis and 40 yugo launching blanks so they are safe to dummy grenades for the Yugo Anyone have Grenade Launcher attachment Saiga12 FORUMTapco has one are less powerful than the purposemade grenade