The CNC Aluminum Hopup Chamber is machined with precise CNC tolerances from monolithic Aluminum for improvements in stability, durability and overall performance. Specially FPS be increased about 5-15 more.
It is unique designed with upper adjustment knob, making it easy to adjust without removing the Upper, no need drilling/detents and pin.
Included:
1 x CNC Aluminum Hopup Chamber
Usage:
Use for Action Army AAP-01/C
A perfect worked piece