ProMag AR-15 Steel Magazine, 20rds
This is a ProMag 20 Round Magazine for AR-15 rifles chambered in .223cal/5.56x45mm. Magazine body constructed of heat treated steel with a black oxide finish for durability and harsh use in the field. Only the finest polymers or high carbon heat treated steel go into our magazine bodies. ProMag magazine bodies are constructed of high carbon heat treated steel and TIG welded for strength. The springs are precision wound using heat-treated chrome silicon wire. Bases and followers are injection molded from polymers selected for their durability. This produces the finest quality magazines that perform under the harshest conditions.