I have bought the full size m&p 357 sig I have one issue that bothers me a little .
hen you insert a full mag 15 rounds no matter how easy you insert it the slide releases and slms forward.My m&p compact 40 & 45 do not have this issue you have to slam the mag in hard to make the slide release with out touching the slide release.

I have bought the full size m&p 357 sig I have one issue that bothers me a little .
hen you insert a full mag 15 rounds no matter how easy you insert it the slide releases and slms forward.My m&p compact 40 & 45 do not have this issue you have to slam the mag in hard to make the slide release with out touching the slide release.