3/8BSP Thread 10mm Tube Dia Brass Hose Barb Coupler Connector 4pcs Product Name : Hose Barb Coupler;Type : Female Thread to Hose Barb Barb Outside Diameter : 10mm/0.4";Female Thread Diameter : 15mm/3/8BSP Overall Size : 30x19mm/1.2"x0.75"(L*Max.W);Material : Brass Color : Gold Tone;Net Weight : 57g Package Content : 4pcs x Hose Barb Coupler