1These hose fitting connectors are made from high quality 304 stainless steel, rustproof and long service life 2Simple structure straight through, barb tail ty so that hose can be installed firmly on the connector 3Choose the correct hose tail to suit your hose, if you have hose of 15mm diameter, choose a 15mm hose tail 4Commonly used to connect many different pis, such as air pi, fuel pi, water pi, etc 5Applied to plumbing of chemical engineering, water heating, machinery and other field as quick fitting joint, easy to connect in a quick and simple way Description: These fitting connectors are used to connect pis with hoses, adapt to different sizes or shas and for other purposes, for conveyance of water, gas, or liquid in domestic or commercial environments. They are designed for quick and convenient joint and there are many sizes you can choose. Made from stainless steel, these connectors are rustproof and have a long service life. Features: These hose fitting connectors are made from high quality 304 stainless steel, rustproof and long service life. Simple structure straight through, barb tail ty so that hose can be installed firmly on the connector. Choose the correct hose tail to suit your hose, if you have hose of 15mm diameter, choose a 15mm hose tail. Commonly used to connect many different pis, such as air pi, fuel pi, water pi, etc. Applied to plumbing of chemical engineering, water heating, machinery and other field as quick fitting joint, easy to connect in a quick and simple way. Scifications: Material: 304 stainless steel Thread: BSP - Male Size(Optional): 1/8"x6mm, 1/8"x8mm, 1/8"x10mm, 1/4"x6mm, 1/4"x8mm, 1/4"x10mm, 1/4"x12mm, 3/8"x6mm, 3/8"x8mm, 3/8"x10mm, 3/8"x12mm, 3/8"x15mm, 1/2"x8mm, 1/2"x10mm, 1/2"x12mm, 1/2"x15mm(1/2-150), 1/2"x19mm, 3/4"x15mm, 3/4"x20mm, 3/4"x25mm Quantity: 1 Package Includes: 1 x Hose Connector Note: 1. The size of 1/2"x15mm is marked as 1/2-150, they are the same one. Thanks for your erstanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing y different from the real object. Please take the real one as standard.