Cim-Tek 810 Aluminum 1 1/2" Filter Adaptor Material: Aluminum adaptor Used on: 800 series Inlet/Outlet ports: 1 1/2" NPT Nose outside thread: 1 1/2" 16 UNF Available with gauge ports Also available in Nickel Plated for use with 70041 800BHA High Alcohol Filters Price: $43.15 Choose Adaptor 50027 With Gauge Ports 810 $52.74 50163 W/O Gauge Ports 810 $43.15