1.Bauer Coupling

2.Size;2''-12''

3.Material:AL

4.Thread:Male,Female,Sets

5.The material of O ring:NBR EPDM VITONWe offer the following items: Camlock Quick Coupling,Guillemin Quick Coupling,Air Hose Coupling,Double Bolt Hose Clamp,KC Nipple,Strainer,Hose Menders and other series.