Kingslayer Lower Receiver for AAP-01 PROTOTYPE 3D Print

Unleash the next evolution of the People’s Platform with the King Slayer Lower Receiver for AAP-01 — a prototype 3D-print design straight from the labs at Jefe Airsoft.

Built with the spirit of the underdog and engineered for performance, this lower receiver redefines how the AAP-01 feels in your hands. Designed for builders who want to push boundaries, the King Slayer delivers a more ergonomic grip, customizable back straps, and a modern, aggressive frame profile worthy of its name.

⚙️ Features

• Prototype 3D-print design – direct from Jefe Airsoft’s development process

• Ergonomic grip angle for improved control and comfort

• Interchangeable back straps for personalized hand fit

• Drop-in compatibility with the AAP-01 and AAP-01C platforms

• Works with both HPA and Green Gas configurations

• Printable on most FDM printers (PLA+, PETG, or Nylon CF recommended)

🧰 Installation

Simple and straightforward — designed for easy assembly with basic tools.
🎥 Watch the full installation tutorial on YouTube: https://youtu.be/e-zRn0UhsCY?si=c4EZ1EdFfES2T1Pi

🏆 About Jefe Airsoft

At Jefe Airsoft, we believe in the People’s Platform — building high-performance AAP-01 parts for players who play by their own rules. The King Slayer embodies our mission to give every player the tools to build their perfect blaster.

Your Blaster. Your Rules.

After your purchase, we will email you the files within 72 hours. Please Check your spam folder or contact us of you do not get an email after this time frame.