BudsGunShop.com - Flash suppressor?

it is threaded for the Remington rem chokes (1 choke included) ATI's Omni Hybrid .410 shotgun is a gas operated, shortstroke, balanced piston system. The complete rifle is built on ATI's Omni Hybrid lower with a six-position adjustable SuperStoc and ambidextrous sling attachment plate, 10" free-floating quad rail handguard, proprietary gas system and bolt carrier group. It also has an 18.5" threaded barrel with Remington-style choke.
Hand
Right
Gauge
410 gauge
Action
Semi-Automatic
Series
410
Sights
None, Optic Ready
Weight
6.5 lbs
Chamber
2.5"
Capacity
5+1
Weight Range
6.00 lbs to 6.99 lbs
Barrel Length
18.5"
Recoil Pad Type
Non-Slip Rubber
Stock Description
6-Position Adjustable Synthetic Black
Barrel Description
Free Float
Metal Finish Group
Blued/Black
Stock Finish Group
Synthetic
Barrel Length Range
18.00" to 19.99"
Choke Configuration
Rem Choke

Matt, the Omni Hybrid has an 18.5" barrel threaded for Remington-style chokes. Video review here : youtube.com/watch?v=gkLDUK9nTo8

In the description "The initial version will include an 18.5" barrel threaded for Remington style chokes"