AACM4-2000
5.56mm / .223 suppressor · HUB 1.375x24 interface · specs and compatibility from the manufacturer
Notable features
- HUB Compatible
- Low Backpressure
- Full-Auto Rated
length
6.05″
weight
16.7oz
MSRP
$1,099
length
6.05″
weight
16.7oz
calibers
5.56 | 6.5
material
Inconel
interface
HUB 1.375x24
MSRP
$1,099
- Overall length
- 6.05″
- Diameter
- 1.63″
- Weight
- 16.7 oz
- Class
- 5.56mm / .223
- n
- 328
- Range
- 1.7 oz–27 oz
- Median
- 13 oz
- Material
- 3D Printed Inconel
- Max caliber
- 5.56mm NATO
- Base interface
- HUB 1.375x24
- Front cap
- Removable
- Backpressure
- Low
- Full-auto rated
- Yes
- MSRP
- $1,099
- Class
- 5.56mm / .223
- n
- 292
- Range
- $199–$1,955
- Median
- $899
Heavier than most 5.56mm / .223 suppressors
Weight compared against the 328 5.56mm / .223 suppressors in the catalog that publish one. Quartile basis; a value inside the middle half carries no note.
Pricier than most 5.56mm / .223 suppressors
MSRP compared against the 292 5.56mm / .223 suppressors in the catalog that publish one. Quartile basis; a value inside the middle half carries no note.
Prices are manufacturer's suggested retail (MSRP). What you pay may differ.
- Base interface
- HUB 1.375x24
- Front cap
- Removable
The HUB 1.375x24 is an open standard: 415 mounts and 818 muzzle devices in our catalog fit this suppressor, including AAC 51T S.T.A.M.P. Mount, AB Suppressor AB Raptor Adapter and Abel Co Direct Thread Adapter 1/2x28. You aren't locked into one manufacturer's parts.
Which ones fit your barrel and host?
Check in the BuilderManufacturer claim
- Full-auto rated.
- Maximum caliber 6mm ARC; primary chambering 5.56 NATO.
- Redesigned low back-pressure performance in a lighter, stronger 3D-printed Inconel build.
- 1.375x24 HUB compatible and direct-thread compatible with a 1x16LH mount; ships with an AAC Blackout FH 1x16LH muzzle device.
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- Fully 3D-printed Inconel construction.
- Redesigned for low back-pressure performance.
- Uses a modern threaded taper mount; 1.375x24 HUB compatible, and mounts on a 1x16LH AAC Blackout flash hider.
- AAC describes the reengineered M4-2000 as the return of the suppressor that defined 5.56 performance, modernized for today's rifles and ammunition while keeping its durability and controllability.