The CMMG Banshee in 5.56x45mm is a semi-automatic rifle with a 12.5-inch barrel, 30+1 round capacity, and no sights. It ships optics ready. The CMMG Zeroed safety has 60/90-degree throw positions, and the grip is also CMMG's Zeroed design. 
 

Key Specifications 

• SKU: 2024036501 
• UPC: 810148624309 
• Condition: New in Box 
• Safety: CMMG Zeroed 60/90 Degree 
• Trigger: Standard 
• Grip: CMMG Zeroed 
• Sights: None (optics ready) 
• Barrel Length: 12.5 inches 
• Capacity: 30+1 rounds 
• Action: Semi-Auto 
• Caliber: 5.56X45mm 
• MPN: 55AC20AAB 
• Model Name: Banshee 
• Brand: CMMG 
   

Features 

At 12.5 inches the barrel is short enough to make the Banshee easy to maneuver in confined spaces, and 5.56x45mm keeps the ballistic output meaningful at that length. The 30+1 capacity is standard for the platform. The 60/90-degree safety is useful for shooters who find the traditional 90-degree throw too slow. 
 
Shipping without sights is a practical choice for a rifle in this category. Most buyers add an optic anyway, and not paying for sights you will immediately replace keeps cost down. The Banshee works well as a home defense option or a range rifle where compactness is the priority.

Owners of the CMMG Banshee 5.56 with the 12.5-inch barrel generally like it for the combination of compact size and 5.56 chambering. The short barrel gets consistent credit for maneuverability in tight spaces, making it a popular recommendation for home defense builds.

Build quality feedback is positive. CMMG's machining and material quality come up often, and reliability during normal use is well-regarded. Accuracy and recoil management at typical engagement distances (close to moderate range) are described as good.

The optics-ready setup is popular. Buyers appreciate not paying for iron sights they plan to swap out, and there is an active community sharing optic recommendations for this platform.

Price discussion splits two ways: buyers who compare it to budget ARs find it expensive; buyers who compare it to other quality short-barreled platforms find it competitive. Aftermarket support is strong given CMMG's positioning in the market.

Customer service feedback from CMMG varies in online discussions. Some owners report positive warranty interactions, others less so. Worth noting if you are buying new and care about post-sale support.