Flare-style Quick DisconnectThis ball lock MFL disconnect has a threaded end, swivel nut, and barb fitting. Once the barb and swivel nut is secured into the hose with a clamp, the hose can be removed from the quick disconnect as needed. Easy to switch hose and connect other fittings with Flare thread. Ball Lock DisconnectThe white gas quick disconnect connects with a 5/16" barb for gas in. The black liquid quick disconnect connects with a 1/4" barb for liquid out. Different colors help distinguish the both quick connects quickly. Very suitable for homebrew ball lock keg. No Leaks2 hose clamps can tightly fix the hose when connecting the hose. The barb/swivel nut assembly perfectly fits the thread end of the ball lock fitting to ensure strict sealing. The special structure allows the quick disconnect fitting to lock the keg post without leakage when connecting the keg. Strong, Durable and Anti-rustBall lock disconnect set is made of ABS material, no peculiar smell, strong and it isn't easy to break. The barb, swivel nut, and thread end are made of stainless steel, wear-resistant, and anti-rust. Well made, and can be used for a long time. Easy to CleanThis ball lock quick disconnect has a smooth surface which makes it very easy to clean. Fill a keg with some cleaner solution or water, apply enough pressure to make it flow through the ball lock quick disconnect for cleaning.