ProMag 5 Round .30 Magazine, Blue - CAR02

This Pro Mag magazine is compatible with your M1 Carbine and is constructed of steel.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:Magazine body constructed of heat treated carbon steel with black oxide finishInjection molded magazine followerMagazine spring formed from heat treated chrome silicone wireMade in USA