ProMag 10 Round .30 Magazine, Blue - CAR01

This replacement magazine for your U.S. Carbine M1 has a body and follower constructed of blued, heat-treated steel. Its heat-treated chrome-silicon wire spring ensures reliable feeding and function.ProMag magazines are designed utilizing traditional stamping and welding of heat-treated high carbon steel. Every ProMag magazine is backed by a lifetime guarantee against manufacturer's defects. Features: Fits all original G.I carbines and most post war reproductions Magazine body constructed of heat treated carbon steel with black oxide finish Steel stamped magazine follower Magazine spring formed from heat treated chrome silicone wire Made in USA