This is one of the most handiest fittings imaginable for linking two G 1/4\" threaded water cooling parts. The best part about this fittign vs. a standard male to male nipple is that this one will let you rotate your parts 360 degrees so that they are angled in the direction you prefer. No serious water cooling installer should be without a hand full of these babies on hand! Learn the name; Bitspower Premium water cooling products!Features:True Hi-Flow Design.Hi Quality Brass Material.Full 360-Degree Rotation.High durability Matte Black finish.Hiding O-Ring DesignRoHS CompliantSpecifications:Material : Hi Quality Brass with Matte Black coatingThread : 2 x male G1/4\"