ProMag RM-10 10-Round AR-15 Magazine, 5.56/.223, Black Polymer

The ProMag RM-10 is a detachable 10-round replacement magazine intended for AR-15 type firearms chambered in .223 Rem / 5.56 NATO. It features a DuPont Zytel based polymer body and a patented anti-tilt roller follower designed to reduce friction during feeding. The magazine spring is formed from heat-treated chrome silicon wire. Construction and assembly are performed in the USA.

Key Specifications

• The magazine holds 10 rounds.
• Chambering is listed as .223 Rem / 5.56 NATO.
• The body is constructed from a DuPont Zytel based polymer.
• Feed geometry uses a patented anti-tilt roller follower to reduce friction.
• The spring is a heat-treated chrome silicon wire design.
• The exterior finish is specified as black matte.
• Designed to fit the AR-15 platform.
• Product type is listed as detachable.
• Country of origin is US.
• Package dimensions are listed as 1.40 x 4.40 x 4.60.

With durable polymer construction, a roller-style anti-tilt follower, and a chrome-silicon spring, this magazine provides a practical spare or replacement option for AR-15 owners who prioritize straightforward, well-documented components. Its compact 10-round capacity and conservative profile make it suitable for range use, storage, or as a lightweight addition to a parts kit.