The Chip McCormick Railed Power Magazine (RPM) is a stainless-steel, 8-round magazine designed for .45 ACP full-size 1911 handguns. The RPM incorporates dual-wall feed rails intended to increase feed reliability and resist deformation compared with traditional 1911 feed lips. Construction features include a laser-welded tube and corrosion-resistant finish for extended service life in range and duty environments. The design emphasizes durable feeding components and straightforward maintenance.
Key Specifications
- The magazine is chambered for .45 ACP cartridges.
- The magazine holds 8 rounds.
- Designed to fit full-size (Government Model) 1911 handguns.
- The body is constructed from stainless steel for corrosion resistance.
- Features dual-wall railed feed lips for improved feed surface strength.
- Uses a patented RPM alloy follower that is frame-safe.
- Equipped with an 18-coil high-tensile spring for consistent spring tension.
- Includes numbered witness holes and a removable polymer base pad for cleaning.
Durable materials, reinforced feed rails, and a design focused on reliable feeding make this RPM magazine a practical choice for range use, everyday carry with a full-size 1911, or competitive shooting where consistent magazine performance matters. Its stainless construction and removable base pad simplify maintenance and support long-term function in demanding conditions.
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