RDEXP Black Copper Fittings G1/4 Thread Soft Tube Barb Connector for Computer Water Cooling Part Set of 6

Easy and conveniently to use and install., Compact and flexible, easy to screw on and off,Chromium plating on the surface., Having hidden silicone ring, perfect for connection and seal, light and delicate., Suitable for connection between water blocks, radiators, water pumps, reservoir and other water cooling system kit., Tube Barb Fitting, fast and easy to tighten, with embedded O ring design for leakproof seal., Interface diameter: 12mm length: 25mm specifications: two minutes of tooth G1 no 4 thread