Prometheus Air Seal Chamber 60 Degree Hop Up Packing (Firm Type/ Blue)

Prometheus Air Seal Chamber 60 Degree Hop Up Packing (Firm Type/ Blue) Rubber Construction 60 Degree Hard The properties of the rubber are highly elastic and anti-wear Able to increase the range and FPS for your Airsoft Over a decade of engineering prowess, superb quality, and tolerances, you can count on a Prometheus bucking to hop your BBs even further and more accurately Suitable For Most Electric AEG Rifle Airsoft Guns