These adapters are for Royale/Wildcat shrouds that extend past the air tube and has female threads once you remove the front shroud cap. It is also compatible with FX Royale 400/500, Boss and Whisper. This adapter is Male to Male, one side is M20x1 that goes into the shroud and the other end is 1/2 x 20 UNF.
- Made by CNC for accuracy
- Material is 6061 T6 Aluminum
- Black anodize
- Diamond pattern knurling for easy grip