Bought about 15 mags, but only have the 5 shockwaves that I have opened and cycled through and 2 zytel mags. All 5 shockwaves and 2 zytels work on the max11k. Tried all 7 mags on the Max 11 mk2 today and had the same results with it rubbing on the bolt.
Good idea, will probably mark one of...