Thermaltake Pacific DIY LCS Chrome G1/4 PETG 16mm (5/8″) OD Tube 90 Degree Dual Compression Fitting Cooling – CL-W099-CA00SL-A

High Flow Leak Free Design: The fittings allow proper connection to G1/4 ports, securing properly to cooling components while providing an even seal around the tubing
Chrome Plated Brass Fitting
G 1/4″ Port
For PETG Tubes: Outer Diameter 5/8″ (16mm)
6 Pre-installed O-Ring: Prevent coolant from leaking