ProMag Saiga .410 30 Round Drum Shoydun Magazine Black Polymer SAI-A9. The follower is injection molded and the magazine spring formed from heat treated chrome silicon wire. Specifications for ProMag Saiga .410 30 Round Drum Shoydun Magazine:...
ProMag Saiga .410 30 Round Drum Shoydun Magazine Black Polymer SAI-A9. The follower is injection molded and the magazine spring formed from heat treated chrome silicon wire. Specifications for ProMag Saiga .410 30 Round Drum Shoydun Magazine:...