ITEM NAME:R410A Adapter 5/16 Inch Sae Female Quick Couplers To 1/4 Inch Sae Male Flar D2U6 R410A Adapter 5/16 Inch Sae Female Quick Couplers To 1/4 Inch Sae Male Flar D2U6 Converts the 5/16 inch SAE charging-Vacuum ports (new R410a style) to accept 1/4 inch SAE gauge-hose set. 1/4 inch Male SAE x 5/16 inch SAE Female Adapter. Used on most newer R410A ductless mini split systems. Perfectly fits for R410a mini split system air
