The Magpul ESK (Enhanced Selector Kit) is a modular, ambidextrous selector kit designed for AR-pattern firearms. It provides user-configurable selectors with modern ergonomics and includes multiple lever styles plus a reversible, corrosion-resistant steel selector axle with 60- and 90-degree options. Levers install without tools and removal requires only a punch. The ESK is designed for Mil-Spec AR-pattern lower receivers and is not compatible with select fire receivers. Made in the USA.
Key Specifications
- Includes three levers: full, short, and hybrid.
- The axle is reversible steel with 60 and 90-degree options.
- The selector pin functions as a lever fastener and selector position indicator (black or red).
- Main body material is polymer.
- Designed for ambidextrous operation.
- Finish color is black.
- Fits Mil-Spec AR-pattern lower receivers.
- Not compatible with select fire receivers.
- Levers offer tool-less installation (removal requires a punch).
- Manufactured in the USA.
With ergonomic lever geometry, configurable options, and durable components, the ESK provides a straightforward way to modernize the manual of arms on an AR-platform rifle. Its combination of ambidextrous controls, reversible axle settings, and simple installation makes it well suited for shooters who value practical, reliable controls and clean, functional design.
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