The new Airsoftjunkiez Odin Adapter for the LCT PP19 AEG that is designed by Bingo Airsoft Designs is now stock. This allows you to use the Odin Innovations M12 Sidewinder Speedloader that was designed for M4 mags... "This is an LCT PP19 mid cap magazine adapter for the popular Odin Innovations M12 Speed Loader. This 3D printed adapter is made from premium quality ABS/Polycarbonate plastic and features a design that locks into the M12 speed loader, as well as a spring loaded magazine lock for the LCT PP19 mid cap magazine. The brass feed tube  makes it extremely durable."