It is not threaded for a muzzle device (suppressor or brake) but it is internally threaded for interchangeable choke tubes Manufacturer: US Sporting Goods
NO SALE TO CALIFORNIA:
OTHER FEATURES:: MAGAZINE FED, AMBIDEXTROUS SAFETY, EXTENDED BOLT & MAG RELEASES, CARRY HANDLE, 5 RD.
OTHER FEATURES2:: GREAT FOR SPORTING/COMPETITION /LAW ENFORCEMENT/HOME DEFENSE ALUMINUM FOREND W/TOP & BOTTOM RAILS
GAUGE: 12
ACTION TYPE: SEMI-AUTO
MAX CHAMBER SIZE: 3″
WEIGHT: 8.18
METAL FINISH: BLUED
BARREL LENGTH IN INCHES: 18.5000
OVERALL LENGTH IN INCHES: 39.5000
CHECKERING: N
MONTECARLO: N
RECOIL PAD: Y
STOCK MATERIAL: SYNTHETIC
STOCK FINISH: BLACK MATTE
STOCK STYLE: TACTICAL
SWIVELS STUDS: YES
INTERNAL CHOKE TUBES Y/N: Y

Robert this barrel uses screw in chokes. Included are 3 Choke Tubes: Cylinder, Modified, Full. If you want to add a muzzle device you can use a Choke to Muzzle Brake Adapter : silencershop.com/silencerco-salvo-choke-adapter.html

Robert this barrel uses screw in chokes. Included are 3 Choke Tubes: Cylinder, Modified, Full. If you want to add a muzzle device you can use a Choke to Muzzle Brake Adapter : silencershop.com/silencerco-salvo-choke-adapter.html