This is the Springfield Armory 1911 10mm 8-round magazine. 

Feed your Springfield Armory 1911 with the magazine explicitly designed to maximize its performance! 

This factory stainless steel magazine provides access to eight powerful 10mm rounds and will prepare you for anything! Steel is used for maximum durability from the base plate to the follower and everything in between. 

Precision-cut side-facing witness holes allow a glimpse into your remaining capacity, leaving only more ammo to be desired! Whether you’re running a Springfield 1911 or other full-sized 1911, this magazine will keep it running reliably. 

At this price you might as well order a few!