Add 1/2-28 Right Hand Threads to your Ruger .920 Bull Barrel. Simply slip this adapter over the end of your barrel and tighten the brass set screws.
Add 1/2-28 Right Hand threads to your Ruger .920 bull barrel with this premium grade thread adapter. Made out of quality black oxidized steel, simply slip this adapter over the end of your barrel, tighten the brass set screws, and that's it! Now you can mount standard 1/2-28 RH accessories on the end of your unthreaded 920 bull barrel!
Inner Diameter: .927 inches
Outer Threads: 1/2"-28 RH
Material: Stainless SteelSet Screws: 1/4"-20 Brass (Allen Type)
with the ATF or other agencies is NOT a requirement for any Infinite
Product Solution adapters, provided that they are used for their
intended purposes. The ATF does not regulate muzzle adapter devices
provided there is no reduction in db's to the report of the
It is a violation of Federal law to muffle the report of a firearm with any non ATF/NFA registered device. However, it is Federally lawful for an individual to, for individual use, make such a device, provided that they first apply for a permit and register the device with the ATF (Form 1) before making such a device. If it is your intent to create such an item, it is your responsibility to review ATF regulations and seek their guidance, along with that of your State and Local Authorities, so as to remain lawful in your endeavor.
We are not responsible for any unlawful or unintended use of our products. Thank you!