Mastercool 82834 High-Side Manual Coupler

Prevents refrigerant loss and is color coded | All metal construction for extra durability | Country of Origin : United States | Model Number : 82834Mastercool High-Side Manual Coupler features patented manual couplers that adjust easily to R-134A service ports with varying dimensions. It is made of an all metal construction for extra durability and the patented, spring loaded depressor prevents damage of service valves. The coupler can be removed from service ports regardless of knob position without losing refrigerant. It convenes SAE, UL and EPA recommendations for containment of refrigerant. This coupler is color coded and is backed by a 1 year warranty on material as well as workmanship.