STL file Modular muffler with Picatinny rail for Mk23 SOCOM.・Model to download and 3D print・Cults
STL file MK23 mini carbine kit - CQB - airsoft - dmr - R3D・3D printing template to download・Cults
Double Tap Design's 3d printed H&K MK23 Socom holster – Jungle's airsoft blog
STL file Holster MK23・3D print design to download・Cults
Finally finished printing a carbine kit for my mk23. HPA adapter by Primary Airsoft, 310mm Crazy Jet Barrel, as well as all the other standard mk23 upgrades. : r/airsoft