Parts Oxygen Stone - Stainless Previous40A Solid State Relay NextGooseneck Hose Shutoff Oxygen Stone - Stainless Oxygen Stone - Stainless $33.00 Stainless steel oxygen stone1/2” NPT Male Thread x 1/4” BarbStone is 1” long (beyond the threaded portion) Quantity: Add To Cart Facebook0 Twitter You Might Also Like Dip Tube Washer (fits Alpha, Mega, Fusion 25, and SideKick) $3.00 Cork Float $2.00 Stainless Steel Pump Shield $8.00 Kettle Hole Plug $10.00 Dip Tube $6.00