About this product

Factory Heckler & Koch MP5 A3 Retractable Stock | HK Parts

The Factory Heckler & Koch MP5 A3 Retractable Stock is an authentic German-made component designed to deliver exceptional durability, reliability, and performance for shooters who demand true OEM quality. This original HK stock, offered here in good condition, provides a perfect blend of classic MP5 aesthetics and modern functionality, making it an ideal upgrade or replacement part for enthusiasts, collectors, and professionals.

Crafted in Germany with the precision and engineering excellence that Heckler & Koch is known for, the MP5 A3 retractable stock features a rugged, battle-tested design capable of withstanding extensive use in demanding environments. Its smooth, multi-position sliding mechanism allows shooters to adjust length and shoulder fit quickly, enhancing comfort, stability, and control during rapid fire or tactical movement.

This genuine HK component is fully compatible with both the HK MP5 and HK SP5 platforms, ensuring a secure and seamless fit without the need for modifications. Whether you’re restoring a classic MP5, upgrading your SP5 for improved ergonomics, or completing a period-correct build, this factory retractable stock maintains the iconic silhouette and handling characteristics that have made the MP5 legendary worldwide.

Choosing an original Heckler & Koch A3 retractable stock ensures maximum compatibility, longevity, and performance compared to aftermarket alternatives. It delivers the authentic look, feel, and strength expected from true HK factory equipment, a must-have for serious collectors and dedicated MP5 owners.