KelTec refined the original P50 platform with the KP50, pairing 50-round standard capacity in a compact 5.7x28mm pistol configuration with a modernized bottom-drop magazine system that replaces the predecessor's top-hinged reload. The engineered advantage lies in the optional Jungle Clip configuration. Pair two 50-round magazines back-to-back, deplete the first, flip the assembly 180 degrees, and reinsert for 100 total rounds.

No additional platform modifications. No secondary magazine carrier. Just the highest capacity-to-footprint ratio available in a semi-compact format. For operators prioritizing sustained firepower without dramatic weight or length penalties, the mechanic sidesteps the classic PDW compromise between magazine volume and handling.

Available in baseline, braced, and SBR configurations, the KP50 scales from a civilian compact pistol to a law-enforcement setup, with a select-fire MP50 variant for professional use. The platform's shallow learning curve mirrors common modern ergonomics, making the extreme capacity less a novelty and more a practical edge.

For more details, check directly with KelTec: https://www.keltecweapons.com/firearm/pistols/kp50/ 

Photo credit: KelTec’s Facebook page