ProMag FN Five-seveN 5.7x28mm 20-Round Magazine- Polymer Black

These ProMag magazine bodies and followers are injection molded from strong, lightweight polymer. The springs are precision wound using heat-treated chrome silicon wire. The result is quality, consistency, durability, and reliability.

Technical Information:

• Caliber: 5.7x28mm FN
• Capacity: 20 Rounds
• Gun Model: FN Five-seveN USG 5.7x28mm
• Magazine body constructed of a proprietary DuPont Zytel based polymer
• Injection-molded magazine follower
• Magazine spring formed from heat-treated chrome silicone wire
• Made in USA