Description

Specifications:

Manufacturer :Steyr

Compatibility :”Steyr Challenge (and Challenge Hunting/HFT), Hunting 5, and PRO X Air Rifles.”

Barrel Diameter :Designed for Steyr barrels with a 16.0 mm diameter.

Adapter Thread :1/2′′ UNF Male (The standard thread for most UK/European air rifle silencers and moderators).

Attachment :”Grub Screw Retainer: The adapter slides over the barrel and is secured tightly by grub screws, ensuring a stable, non-slip fit without permanent modification.”