Built for full sized 1911 handguns in 9mm, the CMC Products Range Pro magazine is the combination of their advancement in magazine technology leading to a magazine well suited carry, competition, or general range use. The extended tube design allows the use of a longer, stainless steel spring and improved spring life over traditional extra capacity 1911 magazines. The all metal, anti-tilt follower is durable and easy to load while the polymer baseplates remove easily for cleaning and maintenance. 9mm 10 Round capacity Top quality stainless steel body formed on all-new equipment Stainless steel metal follower and spring for 100% corrosion-free use Mfg: Chip Mccormick Custom