ProMag Sig P320, P250 9MM 21-Round Blue Steel Magazine

Created to fit the Sig Sauer® P320/P250, this ProMag® 21-rd magazine is built tough, featuring an injection-molded mag follower, you get a reliably stronger, more efficient follower and less failure to feeds. And with a heat-treated steel and black oxide finish, you get a heavy-duty magazine that holds up, adding to the overall durability of this USA-made magazine. Also, including a heat-treated chrome silicon wire, this mag can withstand the shock of impact loading, making it an excellent option for a home defense mag. So, get a few today and be ready for whatever life throws at you.