Has an internal o-ring to form a perfect seal with cylinder head
Ideal when used with SRC Aluminum V2 Cylinder head.
Ideal when used with SRC M4 metal hop up unit to create the best seal.
Has an internal o-ring to form a perfect seal with cylinder head
Ideal when used with SRC Aluminum V2 Cylinder head.
Ideal when used with SRC M4 metal hop up unit to create the best seal.