The Magpul ESK (Enhanced Selector Kit) is a modular, ambidextrous selector assembly designed for Mil-Spec AR-pattern lower receivers. It offers user-configurable lever options and ergonomic angles to improve manual-of-arms manipulation for both right- and left-handed shooters. The kit includes a reversible, corrosion-resistant steel axle with selectable 60- and 90-degree throw options and is finished in Flat Dark Earth. Installation is straightforward and can be completed without tools; lever removal requires only a punch.
Key Specifications
- The kit model is ESK designed for AR-pattern platforms.
- The finish is Flat Dark Earth for low-visibility appearance.
- The selector is ambidextrous to support right- and left-handed operation.
- The construction uses polymer and corrosion-resistant steel components.
- The kit includes three levers: full, short, and hybrid.
- The axle offers 60-degree and 90-degree throw options via reversal.
- The selector pin is available in black or red and acts as a position indicator.
- Installation is tool-free for lever attachment; removal requires a punch.
- Compatibility is for Mil-Spec AR-pattern lower receivers; not compatible with select-fire receivers.
Thoughtfully engineered for shooters who value configurable controls and reliable ergonomics, the Magpul ESK provides multiple lever profiles and throw options to tailor selector feel and function to your preferred manual of arms. Its durable materials and straightforward installation make it a practical upgrade for range, competition, or duty-use AR-platform rifles where improved selector ergonomics are desired.
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