210PCS Air Line Push Connect Fittings Kit for Pneumatic Hose Tubing

【Design】:These air hose fittings feature a circular release ring design, which facilitates easy installation and removal of hoses. This quick connect air hose fittings kits includes sizes of 1/8″,1/4″,5/16″, 3/8″,1/2″and 4/6/8/10mm OD push to connect fittings.