Features: 100% Brand new and high quality Metal air distributor and splitter are used to distribute air for air pump etc. Can easily adjust the size of the pump gas; easy to operate, convenient and durable. Material: Metal Color: Silver Size: Air intake outer diameter: about 5-6 mm ( 0.20-0.24 in ) Air outlet diameter: about 4-5 mm ( 0.16- 0.24 in ) Package includes: 1 x Pump Connector Note: 1.Please allow 0.5-1.0 inch differences due to manual measurement, thanks. 2.Please understand because of the light irradiation or computer display difference, the item`s color might be slightly different from the pictures.