Top row all work as intended. Stan mags$35 each shipped (SOLD)Pmags:$40 each shipped **(SOLD)** **pmags have been sanded down to fit 416, they still work fine with no wobble in a we m4 and the 416 I have both** (2nd picture) Bottom row all leak. (Not broken) (Sold)Stan mags: $25 each shipped(sold) Pmags:$30 each shipped **pmags have been sanded down to fit 416, they still work fine with no wobble in a we m4 and the 416 I have both** (3rd picture)