The Tisas 1911 Duty MCO is a single-action .45 ACP 1911-pattern pistol with a 5-inch hard chromium coated barrel, finished in a dark green Cerakoted frame with a black Tenifer (QPQ) slide. This Buds Exclusive configuration pairs Novak-style sights with ambidextrous manual safeties for a duty-capable carry gun. 
 

Key Specifications 

• Brand: Tisas 
• Model: 1911 Duty MCO 
• Caliber: .45 ACP 
• Action: Single Action 
• Capacity: 8+1 
• Barrel Length: 5 in 
• Finish: Cerakote frame, Tenifer (QPQ) slide 
   

Detailed Features 

• Novak-style front and rear sights for a fast sight picture 
• Ambidextrous manual safety works for both left- and right-handed shooters 
• Extended beavertail and a skeletonized hammer and trigger for a comfortable grip and lighter pull 
• Optic-ready slide accepts a red dot mount for those who want to add one later 
• Two-tone Black/Green finish sets it apart from a standard 1911

The Tisas 1911 line has built a following among shooters who want the classic 1911 feel without the cost of a name-brand gun, and the Duty MCO follows that pattern in .45 ACP. Owners like the fit and finish for the price, though some note the trigger and slide-to-frame fit benefit from a light break-in period.

Carry and range reports are generally positive, with the extended beavertail and skeletonized controls making the gun comfortable to shoot for extended sessions. A few owners mention needing to tune the extractor or swap springs to get the pistol running consistently with their preferred ammunition.

On value, the Duty MCO is seen as a strong entry point into an optic-ready 1911, especially with the ambidextrous safety and Novak-style sights included rather than added later. The distinctive Black/Green finish is a draw for shooters who want their 1911 to stand out.