OPTI-LOK M6 (Metric) Fitting System

We realize that your time is valuable and should not be wasted worrying about fittings. For this reason, all Optimize fittings are precision machined in the USA for optimal quality and thread consistency. The machining process is the best way to ensure tight manufacturing tolerances and minimal product variance. What does all this mean? It means that every fitting you purchase from Optimize will perform just as well as the last, so you'll have no worries about faulty fittings. This reflects our commitment to providing our customers with the highest quality, best designed product available.

Key Features M6 Metric Thread Hand-Tight Nuts for 1/16" OD and 1/8" OD Tubing Precision machined for optimal quality and thread consistency Zero-dead-volume connections every time