Wild Waves Airsoft talk about this 3D Printed Semi-Auto springer airsoft pistol with the plans available on Cults 3D. This 3D-printable, spring-powered airsoft pistol offers reliable, simple, semi-automatic action without the need for gas, CO2, or batteries.  Its low-maintenance design and robust spring mechanism ensure consistent performance and eliminate worries about power sources, while the 11-round magazine and reciprocating slide provide a realistic shooting experience.