100% Brand New and High Quality This 1/4" Male SAE x 5/16" Female SAE Adapter for R410a Mini Split System Air Conditioners, HVAC, and Refrigeration Service. This fitting is good for some of the R410A import Mini Split systems so the standard 1/4" Hoses can be used. R410a Low-Side, Mini-Split, A/C Low-Loss, Anti-Blow-Back Fitting. Perfect for R410a Import Mini Split System Air Conditioners. SAE female nut with depressor to connect to R-410a mini split units. Specifications: Material: Brass Color: Gold Connectors: 1/4" Male SAE to 5/16" Female SAE Thread Diameter: 12mm / 0.47" Total Size: 1.6X4.4cm(D*H) Package Includes 1 xR-410a Adapter