Description
- 20-round magazine
- Fits .308 Cal AR type rifles using LR-308 (DPMS) or SR-25 pattern magazines
- Constructed of a proprietary DuPont Zytel based polymer
- Injection molded magazine follower
- Magazine spring formed from heat treated chrome silicon wire
ProMag magazines are made in the USA and backed by a lifetime guarantee against manufacturers defects. Magazine springs are precision wound using heat-treated chrome silicon wire and each and every step of the assembly process is checked and double checked in order to maintain the same consistent level of quality.