Description
The ProMag COL21 Standard 5rd Flush Fit Magazine is designed specifically for the AR-15 platform, ensuring reliable performance with .223 Rem/5.56 NATO ammunition. Crafted from durable heat-treated steel, this magazine features an injection molded mag follower and a mag spring made from chrome silicone wire for enhanced reliability and longevity. Whether you’re looking for a replacement or a spare, the ProMag COL21 is engineered to meet your shooting needs. Proudly made in the USA, this magazine offers a seamless fit and exceptional durability for your AR-15.
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