【R410a Mini Split Adapter】R410a adapter for mini split system air conditioners (5/16" to 1/4"), great fits for R410a mini split system air conditioners, HVAC and refrigeration service. 【Quality and Safety】This air conditioner hose adapter is made of the carefully selected superior brass alloy, which is easy to weld, not easy to burst, and features great corrosion resistance and high hardness.LEAK-FREE PERFORMANCE: The precision threading of these R410a quick couplers lock tightly to give you superior protection against wasteful refrigerant leakage as you work.
