Decades of Customer Satisfaction! MATCH GRADE stainless steel magazines are the original extra capacity 1911 mags dating back to 1986. These mags are flush fitting for best concealability and least hindrance with clothing. 100% designed by CMC and built in the USA, to the same exacting tolerances, with the same heavy duty construction and materials as Power Series Mags . Just like Power Series Mags, feed lip geometry and overall design achieves increases in reliability, service life, and function with a broader selection of ammunition. MATCH GRADE mags are available in models that will fit any popular full sized and compact sized 1911's.