The CMMG Zeroed 30K is a suppressor chambered in .30 caliber, built from stainless steel with a black finish. It has a 1.58-inch diameter and is compatible with both 1/2"-28 and 5/8"-24 HUB mounts, giving it broad host compatibility. Transfer requires additional federal paperwork. 
 

Key Specifications 

• Brand: CMMG 
• Model: Zeroed 30K 
• Caliber: .30 
• Color/Finish: Black 
• Material: Stainless Steel 
• Diameter: 1.58 inch 
• Thread Pitch: 1/2"-28 / 5/8"-24 HUB Mounts 
   

Detailed Features 

• Stainless steel construction with black finish 
• 1.58-inch outer diameter 
• Compatible with 1/2"-28 and 5/8"-24 HUB mount systems 
• .30 caliber rated configuration 
• Transfer requires additional federal paperwork

Owners of the CMMG Zeroed 30K appreciate the dual-mount HUB compatibility, which makes it practical across a range of .30 caliber hosts without additional adapters. The stainless steel construction earns consistent positive remarks for durability.

The 1.58-inch diameter sits in a middle range for .30 caliber suppressors, and most owners find it a reasonable tradeoff between size and internal volume. A minority prefer narrower profiles for use on carbines with handguards.

CMMG's manufacturing reputation carries over to the Zeroed line; owners who already use CMMG rifles often choose the Zeroed 30K for brand continuity. Trigger and ergonomic opinions are not applicable here, but the value relative to competing suppressors in this class gets mixed reception depending on the buyer's priorities.