Used it to load a standard 30rd European AK 7.62x39 magazine. It was soft point Silver Bear ammo. It took me a couple of times to get the hang of it, but I believe part of that was because the mag was brand new and never loaded before. I have not tried it with the 5.45x39 or any AR15 mags. You need to do this on a solid bench top or table. I will say, it loaded the magazine fast. Practice for a bit and I think it will surprise you at the ease of loading these magazines. The quality of the wood a...