ProMag magazines are made in the USA and backed by a lifetime guarantee against manufacturer's 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.
Features :
Features :
- 30-round Magazine
- Fits AR-15 5.56mm Rifles
- Magazine Body Constructed of a Proprietary DuPont Zytel Based Polymer
- Patented Anti-tilt Roller Follower
- Magazine Spring Formed from Heat Treated Chrome Silicon Wire
- Made in USA