Chiappa M4-22 Gen II Pro upper receiver conversion kit in 22LR features a 16" heavy barrel, 11.8" Picatinny rail forend, and includes two 10-round magazines for affordable rimfire training.
Fits: AR-15
The Chiappa M4-22 Gen II Pro upper receiver offers an economical way to train with AR-platform ergonomics. This conversion kit transforms your AR lower receiver into a dedicated 22LR rifle, making it ideal for shooters seeking low-cost practice ammunition without sacrificing the familiar controls and handling of the AR platform.
This upper receiver conversion kit is purpose-built for shooters who want to maximize training time while minimizing ammunition costs. The heavy barrel provides inherent accuracy advantages, while the extended Picatinny rail system accommodates optics, lights, and other tactical accessories. The 22LR cartridge delivers minimal recoil and noise, making it suitable for extended practice sessions and introducing new shooters to the AR platform.
Whether you're a competitive shooter maintaining skills between matches or a newcomer learning fundamental marksmanship, the Chiappa M4-22 Gen II Pro delivers reliable performance and versatility.