ASK AN EXPERTDescription
- 55-round drum magazine
- Fits the FN 5.7x28mm AR style carbine ( Does not fit FN Five-seveN USG 5.7x28mm pistol)
- Magazine body constructed of a proprietary DuPont Zytel based polymer
- Blue steel upper magazine tower
- Injection molded magazine follower
- Magazine spring formed from heat treated stainless steel
- Made in USA
- Made in USA
ProMag magazines are designed utilizing both traditional stamping and welding of heat-treated high carbon steel, and modern precision injection molding of mil-spec polymer compounds. Every ProMag magazine is backed by a lifetime guarantee against manufacturer's defects. Made in USA.
Warranty Information
| Fit | FN |
| Caliber | 5.7x28mm |
| Capacity, rd | 55 |
| Color | Black |
| Material | Polymer |
| Width, in | 7.0" |
| Height, in | 16.25" |
| Depth, in | 3.5" |
