The Magpul ESK (Enhanced Selector Kit) provides the HK94/93®/91® end user with a variety of selector levers, resulting in a modular, ambidextrous selector with enhanced ergonomics. Providing ease of firing hand selector activation and deactivation, Magpul's human factors driven design and engineering result in an optimal user experience, allowing a modern manual of arms to be employed with these iconic firearms.

- High-strength steel and polymer construction
- Simplified, easy-to-use locking mechanism
- A modern rendition of the classic SSL, with updated aesthetics
- Exceeds usability and performance of HK pattern SSL/ESSL

Polymer grip modules of HK91/93/94, MP5, and clones