#12 Union Fitting

(8mmX12mm) 5/16- 1/2 Hose Barb Union Splicer Brass Pipe Fitting Reducer Straight

Aluminum Flare Union Adapter Fitting, Blue, -12 AN

5X 8mmX12mm 5/16-1/2 Hose Barb Union Splicer Brass Pipe Fitting Reducer Straight

2X Union Hose Barb Brass Fitting Splicer Gas Reducer (10mm×20mm) 3/8" -3/4"

Anderson Metals 700062-06 Fresh Water Fitting 3/8 Union

2 Pcs (10mm×20mm) 3/8" to 3/4" Union Hose Barb Brass Fitting Splicer Gas Reducer

NEW (10mm×20mm) 3/8" to 3/4" Union Hose Barb Brass Fitting Splicer Gas Reducer