BXQINLENX Silver Chrome G1/4" to ID 3/8" OD 1/2" Soft TUBING Compression Fitting for Computer Water Cooling System Through Joint Straight Joint(4 PCS) G1/4" Male to Female Compression Fitting The tubing size:SOFT TUBING ID9.5mm OD12.7mm OR ID8mm OD12mm Can be used in Computer Water Cooling System. Electroplating processing and durable. Package: 4PCS