CMMG Dissent 22 ARC Upper | 16.10″ | 28B940CTNG

The CMMG Dissent 28B940CTNG is an AR-15 compatible upper chambered in .22 ARC with a 16.10″ barrel and a 1:7 rate of twist. The upper is constructed from 6061-T6 aluminum and is built to integrate with standard AR-15 lowers and components. Its specification set makes it suitable for precise target work and varmint/field applications where a .22 ARC chambering is desired.

Product Specifications

• The manufacturer is CMMG.
• The model name is Dissent.
• The manufacturer part number (MPN) is 28B940CTNG.
• The caliber is .22 ARC.
• The barrel length is 16.10″.
• The barrel material is 6061-T6 Aluminum.
• The rate of twist is 1:7.
• The product category is AR15 Uppers.
• The UPC is 810148627522.

This Dissent upper offers a straightforward parts platform for shooters who prefer the .22 ARC chambering on an AR-style rifle. Its 6061-T6 aluminum construction keeps the assembly lightweight while retaining the compatibility and modularity expected in modern uppers. For those focused on accuracy-oriented builds or varmint/target use, this upper presents a clear option without unnecessary extras.