Specifications:This is standard 3/4 inch American thread garden hose connection and with flow rate of 15.5mm.It is wear resistant with the sturdy brass body and stainless steel clamp.The connector is perfectly fit for water pipes with inner diameter 19mm and outer diameter 25mm.Item Name:Material: Brass, Stainless SteelModel: 3/4"Quantity: 3Pcs/SetApplication: for Hose with Inner Diameter of 19mm/0.75" and Outer Diameter of 25mm/0.98"Features: Garden Hose Part, Brass Connector, 3/4 InchSize: 4cm x 3cm x 3cm/1.57" x 1.18" x 1.18" (Approx.)Notes:Due to the light and screen setting difference, the items color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:3 Set of Connectors6 x Hose Clamps