Robinair (34750) Refrigerant Tank for R-134A - 50 lbs. Go to amazon.com Related posts Top freon r134a for 2022 Feature50 pound tankFor the 34700 seriesThese tanks are not filled with Freon, these are empty tanks that refillable DescriptionThe Robinair 34750 is a 50 lb. refrigerant tank for R-134a.