10 Service Port Schrader Dill Valve Cores, Replacements All Refrigerants, Heavy Duty

10 replacement valve cores, with Teflon seal, its 10 times more durable than traditional rubber. standard size, good for all refrigerants, fits lines of all manufacturers.

valve cores is a moving part in the service valve, and they can be damaged and causing leak. once it happens, you need to replace it. these are the replacements for the valve cores only, you do not need to replace the whole valve. We have valve core remover/installer/replacer tool to replace the damaged valve cores in any charged system, look for model VT in this Store only.

picture 2, one is mounted to the valve core remover/installer/changer