Why would these not work for you? Enlighten me, I know nothing about it.
The bullets ogive is pretty extreme, so when you seat the bullet properly there is a really long tip that catches on the magazine body. it's a good design for long range shooting, but not so good for fitting in a magazine.
I will always place the mission first. I will never accept defeat. I will never quit. I will never leave a fallen comrade. Excerpt from the Soldier's Creed