Tubing 3/8" (9.5mm) ID - 5/8" (15.9mm) OD

Tubing is what connects all the various components of your water-cooling system together. It's flexible, and can be cut to the length you require. The tubing in this category is sized 3/8” inner diameter (ID) and 5/8” outer diameter (OD), and is suitable for both barb and compression hose fittings. It's available in a range of colours and those listed as UV will glow under UV light.