Realistic M67 Fragmentation Grenade Model

Version 2 is up, and even more true-to-life! Go check it out at https://makerworld.com/en/models/483987 This is an ultra-realistic 1-1 scale model of the M67 fragmentation grenade with M213 fuse used by the U.S. and Canadian military, among militaries of many other nations. It is an enhanced version of the M33 grenade which preceded it, and was introduced in 1960. It was distinguished from the M33 by an improved fragmentation matrix that was so highly classified, the grenade was not issued to Soldiers fighting in Vietnam until 1968 for fear they would reveal the fragmentation technology to the enemy. There's your trivia for today. I modeled this off a dummy grenade from a military surplus store which was not as realistic as I liked, and made corrections using multiple reference photos. Given the fact that I don't have access to live frag grenades to use for 3D modelling, I can't guarantee the parts of this model are interchangeable with the real grenade (although I don'