2pcs Faucet Adapter, 22mm NPT Male Thread Transfer to Male Thread, Tap Connector for Bathroom Kitchen Water Purifier Adapter Aerator (16mm Male - 22mm Male) - Amazon.com
4-Hole AMPS mounting to 22mm Ball Adapter — Arkon Mounts
Lowbrow Customs 22mm to 1/4 inch NPT Brass Petcock Adapter Nut
22mm OD to 6mm OD Adapter - Shop Maxtec
11mm to 22mm Venox mounting adapter | Balistas.com