Pro Mag AR-15 Magazine, .223/5.56, 42rd, Black Polymer

A magazine for AR-15 / M16 rifles and carbines. The magazine body and follower are constructed of a proprietary DuPont Zytel based polymer to ensure a long service life. The springs are made from heat treated Chrome-silicon wire for increased reliability and smooth feeding.. Specifications. Brand: ProMag. Caliber: 223 Remington/5.56 NATO. Finish: Black. Material: Polymer. Type: Detachable. Model Fit: AR-15. Category. :. Magazines and Accessories. Caliber. :. 223 Remington/5.56 NATO. Capacity. :. 42 rd. Finish. :. Black. Material. :. Polymer. Type. :. Detachable. Model Fit. :. AR-15. Brand Fit. :. AR-15 Platform