Fine-tune your compatible VFC-based AEG with the Prometheus Elite CNC Aluminum Hop-Up Chamber Unit. Machined in Japan, this chamber combines a rotary click-adjustment dial, a vertical aluminum hop arm, and two included buckings for setting up your hop system.
Features
CNC-machined aluminum chamber.
Made in Japan.
Rotary hop dial with a ball-bearing and spring mechanism for positive click adjustments.
Vertical aluminum hop arm.
Designed to pair with compatible Prometheus buckings and EG inner barrels.
Included Buckings
Prometheus Original Purple bucking.
Prometheus Blue 60-degree bucking.
The recommended bucking: Purple below 350 FPS with 0.28g BBs, and Blue at 350+ FPS with 0.28–0.32g BBs.Compatibility
VFC Avalon Series AEGs.
VFC Samurai Edge Series AEGs.
SIG AIR ProForce MCX AEGs.
SIG AIR ProForce MPX AEGs.
BCM Air MCMR AEGs.
VFC H&K 416 Series AEGs.
VFC H&K 417 Series AEGs, fitment work required.
HK417 is not a drop-in application. There is interference with the hop-up retention clip and requires shaving or removing that clip for fitment.
