This is for 12Race ReadySCHRADER R134A R12 VALVE CORESSCHRADER TYPE R22Made WithNEOPRENE / TEFLON SEALS
*WORKS WITH ALLREFRIGERANTS*
The Refrigerant in the R134 & R12 willdeteriorate the sealsonstandardBLACK&REDBanded Schrader Valves
These sealsare notmade from rubberlike standard Valve Cores.
This is whyyou only want to useValve Cores with aNeoprene Seal
They can also be used in all Tire and HVAC Applications
Can be used in all Car & Truck& A/C System Vehicle