KOMOS® | Flare Fitting Set | 1/4" Swivel Nut & 5/16" Barb | 4-Pack itemID-43433 Salinity refractometer: SmartRef determines the

Salinity refractometer: SmartRef determines the salt content in your saltwater aquarium and pool in salinity specific gravity (SG 20/20)

5 feet of 5/16" gas tubing

Cabernet Sauvignon

Safer and more predictable than using raw deacidification salts individually

KOMOS® | Flare Fitting Set | 1/4" Swivel Nut & 5/16" Barb | 4-Pack itemID-43433 Salinity refractometer: SmartRef determines the5 16 in. barb and 1 4 in. swivel nut for flare fitting connections. If you're connecting to stainless steel or brass, you will also need a nylon flare washer to form a seal. The barb is made from stainless steel. The nut is made from nickel plated brass. Comes in a convenient zip lock bag.