The RectorSeal 86692 Novent Universal Locking Refrigerant Caps come in a convenient 2 pack, designed with the trusted Novent brand and model number 86692. These caps are specifically tailored for use in HVAC and refrigeration systems, providing a secure and reliable solution for locking refrigerant service valves. With this product, users can feel confident in the quality and compatibility of these caps for their professional and industrial applications.