Aro type pneumatic air male quick coupler, quick coupling 

Feature:

1,accepts Aro type plugs

2,Heavy-duty,high-quality design

3,Deep knurled socket sleeve for positive gripping

4,Proven and positive connection using ball-locking mechanism

Construction

Stocket body:brass

Backnut: brass

Sleeve: brass

Valve:brass

Valve spring :Steel

Locking balls and pins: Steel

Seals:Buna-N/Nitrile