The Heckler & Koch SP5 L in 9×19 caliber is an extended MP5 platform variant featuring a 421 mm barrel, up to 30-round capacity, and increased muzzle velocity. It delivers maximum accuracy, stability, and reliability for demanding shooting applications.
The Heckler & Koch SP5 L is a semi-automatic pistol based on the legendary MP5 platform in an extended configuration, offering increased accuracy and ballistic performance thanks to its significantly longer barrel. It is designed for sport shooting and demanding users who require maximum stability and precision at longer distances.
The firearm is chambered in 9 × 19 mm and operates using a roller-delayed blowback system, ensuring smooth operation, low wear, and exceptional reliability. The trigger pull ranges from 30–45 N, and the weapon operates in semi-auto mode. Magazine capacity is 10 / 15 / 30 rounds.
The key feature of the L variant is the extended 421 mm (16.57") barrel, made from cold hammer-forged, hard chrome-plated special steel, delivering higher muzzle velocity of up to 350 m/s and energy of approximately 490 J. This results in improved ballistic performance and accuracy. The overall length is 648 mm, height 220 mm, width 63 mm, and sight radius remains 330 mm. The unloaded weight is 2.7 kg, contributing to excellent shooting stability.
The firearm is equipped with a rotary drum rear sight with 4 positions, allowing quick adjustment for various distances. Ergonomics follow the proven MP5 platform, including the ability to engage the safety in any loading condition for enhanced handling safety.
The modular design allows extensive customization, including a buttstock interface, optional HKey handguard, and compatibility with a NATO STANAG 4694 rail for optics. The barrel may feature a tri-lug interface for quick-detach suppressors (model-dependent).
Field stripping is tool-free, simplifying maintenance. The Heckler & Koch SP5 L is an excellent choice for shooters seeking maximum precision, increased performance, and the legendary reliability of the MP5 system in an extended format.
