This ball lock disconnect is used for connects to the gas and liquid posts on your corny keg. Two kinds of ball lock connector( thread and bard)to fit different need. Perfect for homebrewing Features: 1. Well made, high quality plastic keg disconnects and food grade stainless steel swivel nuts. 2. Fit for ball lock type fitting, connect to ball lock(Corny) keys or Keg Coupler Adapter for homebrewing. 3. Exquisite workmanship, clean and hygienic, convenient to use. 4. Two types, one thread and another one is barb, each one has two kinds of colors(black and white). 5. Easy to install, the white is used for gas (inlet) and the black is used for fluid(outlet). You need pull up a lever on this ball lock disconnect and then push down on the correct ball lock. Gas/Liquid will flow through once connected. Specification: Condition:100% Brand New Material: Plastic+Stainless Steel Color: White, Black(optional) Size: approx.5.5x2.8cm/2.2x1.1in Screw thread outlet Size: 1 /4MFL Straight pins Diamter: 1/4 barb Weight: Approx.37g/1.3oz Package list: 1 x Ball Lock Liquid Disconnect Note: 1. Please allow 0~1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.