PROMAG RUGER 57 5.7X28MM 20RD BLUE

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Price: $29.99

In stock

Description

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.

  • Magazine body constructed of heat treated steel with black oxide finish
  • Injection molded magazine follower
  • Magazine spring formed from heat treated chrome silicon wire
  • Made in USA