The Rival Arms Extended Magazine Release is an aftermarket control designed for Glock Gen4 pistols. It provides a slimmer profile with a comfortable angle for improved reach while helping to minimize unintended magazine releases. The part is CNC-machined from aluminum, finished in hard black anodizing, and ships with a new magazine release spring.
Key Specifications
- Constructed from aluminum for a balance of strength and low weight.
- Finished in Hard Black Anodized for corrosion resistance and a tactical appearance.
- Compatible with Glock Gen4 models.
- Designed to be ambidextrous and reversible for right- or left-hand operation.
- Includes a new mag release spring in the package.
- Manufactured with CNC-machined single-piece construction to simplify installation and reduce maintenance.
- Installation requires no gunsmith in most cases.
- Backed by a limited lifetime warranty from the manufacturer.
- Listed weight is 0.04 and listed dimensions are 0.45 x 3.00 x 5.00.
Engineered to improve ergonomics and magazine manipulation without changing the firearm’s core function, this Rival Arms magazine release offers a straightforward upgrade for everyday carry, competition, or range use. Its durable finish and simple installation make it a practical choice for shooters seeking refined controls and consistent operation.





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