ProMag Polymer Rifle Magazine MKA 1919 12 Gauge 2 3/4in 15-Round Black MKA-A3-15RD. The follower is injection molded and the magazine spring formed from heat treated chrome silicon wire. Specifications for ProMag Polymer MKA 1919 12 Gauge 2 3/4in...
ProMag Polymer Rifle Magazine MKA 1919 12 Gauge 2 3/4in 15-Round Black MKA-A3-15RD. The follower is injection molded and the magazine spring formed from heat treated chrome silicon wire. Specifications for ProMag Polymer MKA 1919 12 Gauge 2 3/4in...