These mags are brand new and unused, 4th generation,factory "GLOCK" 9mm hi-cap mags. All these mags have the ambidextrous cut mag catch notch and the #6 follower. I have 3 G17 mags and 1 G19 mag left to sell. Buy 1-3 mags for $23 each delivered or buy all 4 for $80 delivered. Free shipping. No trades are needed. Payment would be by a USPS money order or a bank cashiers check only.