At the Mechlabs' booth during the MOA Exhibition Taiwan 2024 is the Nexxus HPA Engine that is a powerful, battery-free upgrade for your M4/AR15. This full-mechanical engine offers both semi-automatic and full-automatic fire modes, activated by a simple selector switch. Powered by an HPA tank, it delivers ultra-fast trigger response and impressive efficiency, capable of firing over 3000 shots on a single 48/4500 tank fill.

Speedsofters got more options in choosing the HPA airsoft rifle for fast pace action with the ARC-1 HPA Powered Airsoft Rifle available at RedWolf Airsoft... "Behold! The ARC-1 HPA Powered Airsoft Rifle, a technological bleeding edge marvel, designed for unparalleled performance and reliability whether on the Airsoft battlefield or on a SpeedQB Airsoft arena.