After converting my Raw HM1000X from .25 to .22 I am going to try a Huma adjustable reg and test gauge that screws into the bottom of the blanking plug. Do I need any other adapters for this to work?
huma-air.com

Wika Regulator Test Gauge For RAW HM1000
Rapid Air Weapons RAW HM1000 regulator pressure test gauge Wika
