The Gun Club arms itself to defend against far-right violence and often appears as a security force at protests to protect against expected far-right violence.
To date, Gun Club members have reportedly not engaged anyone with their weapons during one of these protests.
https://www.counterextremism.com/supremacy/john-brown-gun-cl...
Being invited by Republicans to speak before Congress is just more evidence that Andy Ngo is far right, from my perspective.