M&P Shield 380 EZ Magazine +1 Extension

[trikerdon]

EZ magazine conversion 8 rd to 9 round mag + one in the tube for 10 rounds. Only took
a few min. to do.
You can see and buy it here:
+1 Magazine Extension for Smith & Wesson M&P 380 Shield EZ Pistols
How to here:

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[DuneHopper]

I did this for the M&P 9 Shield, our case 10 out of ten would jam or FTL, when there was zero before
this was in 9mm so maybe it works better on the .380