The Colt Monolithic CQB SBR (brand part no. LE6945CQB) is built with a flat-top design and plenty of rail space for accessories, making it a strong platform for building a dedicated CQB firearm. Colt chambers this Monolithic CQB in 5.56 with a 10.3-inch, 1:7-twist barrel and a quad-rail forearm for a variety of attachment locations, finished in black.

Key Specifications

• Chambered in 5.56 NATO.
• Wears a 10.3-inch barrel with a 1:7 twist rate.
• Feeds from a 30-round magazine.
• Equipped with a quad-rail forearm for accessory mounting.
• Finished in black.

Frequently Asked Questions

Is this an NFA item? Yes. As a short-barrel rifle, it’s a Title II firearm requiring an approved ATF Form 4 and transfer through an NFA-licensed dealer.

How long is the barrel? 10.3 inches.

What twist rate does it use? 1:7.

Buy the Colt Monolithic CQB SBR

This is a Title II item regulated under the National Firearms Act. Purchase requires an approved ATF Form 4, no federal transfer tax, and transfer through a licensed NFA (SOT/Class 3) dealer, with an extended federal approval wait before delivery. Order through Colt‘s short barrel rifles lineup and our Lubbock, Texas team will walk you through the transfer process.