Material: Brass

[Package includes] 2 x R-410a adapter for mini split system air conditioners (5/16" to 1/4")

[R410A Adapter APPLICATION] Perfectly fits for R410a mini split system air conditioners, HVAC and refrigeration service

[R410A Adapter DESIGN]This connector has a thimble, in the course of the operation, it will not open the air conditioning core tube, completely solve the problem of fluoride leakage injury, security is guaranteed. The coupler nuts are deeply knurled for quick finger-tightening. With 45° on the service port site for easier access.

[R410A QUALITY] Made of quality brass, valve has high tensile strength, good corrosion resistance

[LIFT-TIME WARRANTY] pursue outstanding quality and service, If you are not satisfied with this product or if you have any question, please feel free to contact us. We would like to issue full refund if finally we could not resolve your problem or you are not satisfied with the result