The STI 2011 magazine is manufactured out of 410 stainless steel, producing a magazine with longer life, greater strength, and better corrosion resistance. STI 2011 magazines are built specifically for all STI 2011 style pistols and frames. In combination with the STI Modular Steel 2011 frame, the STI 2011 magazine allows for maximum round capacity, ranging from 10 to 26 rounds (depending on length and caliber).
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