WTS Area 419 suppressor mounts, adapters, and brake

[ID_Matt]

Selling a pile of my area 419 hellfire goodies.

Suppressor mounts
Steel HUB threads - 4 in total $65 each
Titanium HUN - $100
Tbac CB - $75

Adapters
5/8-24 - 3 in total $25 each
1/2-28 - 3 in total $25 each

Hellfire Match brake $100

 

[shwacker]

What caliber is the brake? Thanks!