What's in the box: 3/8" Male to 1/2" Female Regulator Adapter
Need to attach a 1/2" Male End Hose to your First-Stage regulators 3/8" Port? This Hose Adapter is what you will need. Adapter is made of Marine Chrome Plated Brass for Strength and Durability comes with standard Hose O-Ring so it's ready for installation. Adapter makes a Great Save-a-Dive Kit Item.