With what ammo and glass?
Hornady 75gr HPBT and Vortex optics.
With what ammo and glass?
Bought a 24" bull upper (Douglas barrel ) from them at the Houston show in early 90's. Never a problem and good for. 7 moa at 200 yds.
I would avoid Model1 Sales at all cost.
Bad service, substandard part, garbage barrels, dishonest marketing etc.