HK Army HPA Compressed Air Tank Regulator Top Bonnet (Dual O-Ring) (Standard & Aerolite) - Black (UB7)

HK Army Replacement HPA Regulator Bonnet w/Dual O-Rings for Standard and Aerolite Compressed Air Tanks.

Only fits HK Army Standard and Aerolite 3000psi and 4500psi Compressed Air Tanks.

** Will not fit HK Army Aerolite2 Pro Regulators and any other brand such as Empire, Ninja, Pure Energy, Crossfire, Guerilla, Tiberius, F1,..etc.