DNC-4033 Thread reducer / Step Down Adapter M28 to M16
SpeedFactory Racing Billet M28 to -10AN Adapter Fitting – SpeedFactoryRacing
Stainless Steel M22 To M28 Thread Connector Faucet Joints Water Tap Adapter Water Purifier Accessory Garden Irrigation Parts - Garden Water Connectors - AliExpress
Danfoss 014G0264 Adaptor M28, White - Amazon.com
Uxcell M28*1.0 Male to M22*1.0 Male Thread Faucet Aerator Adapter Pipe Connector, Silver, 2 Pack - Walmart.com
SpeedFactory Racing Billet M28 to -10AN Adapter Fitting – Dynamic Performance Racing
Nauticam M28 to M16 Step Down Bulkhead Adapter
Radiator valve adapter M28 > M30 + Pin Extension by RNLDNKP | Download free STL model | Printables.com