Canada Ammo DA 556 Barrels

[dummy rounds]

Has anybody used these barrels in any of there builds? Do they match up with U.S. uppers, bolts and gas blocks well?

https://www.canadaammo.com/product/detail/dominion-arms-da-556-20-barrel/

https://www.canadaammo.com/product/detail/dominion-arms-da-556-14-5-barrel/

DR

 

[Jorkapp]

They'll fit any upper and bolt no problem.

Gas blocks are thin-profile (.625"). Standard profile gas blocks (.750") won't fit.