These upgraded billet PTFE GL-14 High Temp Adapters are rated up to 250°C and are barbed for a small range of different diameter hosing. Each GL-14 consists of PTFE screw cap, PTFE billet barb and Viton sealing gasket for excellent chemical resistance. Sold individually.

Outside Diameter of barb is 8.7mm

Also available in GL18 High Temp Adapter