Corsair Hydro X Series, XF Compression 10/13 mm (3/8" or 1/2") ID/OD Fittings, Four Pack (G1/4 Inch BSPP Port Threads, Solid Brass Durability, Compatible with Additional Hydro X Adapters) Gold

Universal Compatibility: Standard G1/4” BSPP threads provide universal compatibility with all CORSAIR water blocks, pumps and radiators., Machined from Solid Brass: For superior quality and durability., High-Quality Finish: For a flawless look., Ultra-tight Compression Design: Firmly secures your soft tubing., Easily Choose the Right Tubing: Fits 10/13mm (3/8" / 1/2") ID/OD soft tubing.