Unilok instrumentation quality, single-ferrule tube fittings are manufactured to extremely tight tolerances with superior surface finishes to assure optimum performance of each component part. Unilok tube fittings are designed, manufactured and quality controlled to be "interchangeable" and "totally component intermixable" with Parker CPI^® brand tube fittings. Users of Parker CPI tube fittings may now obtain significant cost savings while enjoying the single-ferrule tube fitting design. Our local inventory is ready for prompt shipment to meet the needs of our end user customers.