HK Army Hostile XLP Regulator - Side Port - Purple BBU 1 magazine needed to change

1 magazine needed to change to Airsoft Masterpiece base pad for this type of aluminum grip

Use for Action Army AAP-01

Adjustable BBU for turning standard BBU to early air cut off BBU

securing with the same two screws

HK Army Hostile XLP Regulator - Side Port - Purple BBU 1 magazine needed to changeThe Hostile Airsoft XLP Regulator is Engineered from tough, high grade aluminum, this regulator lets you dial in your output pressure from 40psi to 150psi for spot on performance. Equipped with a quick disconnect fitting, it's made for quick disconnect hose setup, so you spend less time gearing up and more time in the game. The rapid recharge rate keeps every shot steady with consistent chronograph FPS, while the field tournament lock has you covered