Thor Armory x Armacon ST4 9 mm 1/2-28 Compensator
- $309
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In short: Thor Armory x Armacon ST4 9 mm 1/2-28 Compensator connects 1/2-28 threaded interface to three-port compensator with hidden indexing screw.
Compatibility matrix
| Documented hosts | AR-platform PCC configurations in 9 mm |
|---|---|
| Required interface | 1/2-28 threaded interface |
| Resulting interface | three-port compensator with hidden indexing screw |
| Do not select for | M16×1, M14×1 LH and any unconfirmed thread |
Selection checkpoint: Confirm the exact host, configuration and interface before ordering. Similar dimensions do not confirm compatibility.
Technical specifications
| Part number | ARM-342 |
|---|---|
| Construction | 40X steel; carbonitrided; laser marked |
| Documented specification | 75 × 28 × 24 mm |
| Packaging | Zip-lock package |
Installation
Thread the ST4 onto a confirmed 1/2-28 interface and use one hex key to set the correct orientation with the hidden indexing screw.
What's in the Box
| ST4 compensator ×1 | Manufacturer package |
Frequently asked questions
Which hosts are documented?
AR-platform PCC configurations in 9 mm.
Which interface is required?
1/2-28 threaded interface.
What interface does it provide?
three-port compensator with hidden indexing screw.
What should be checked before ordering?
Confirm the exact host, configuration and interface rather than relying on visual similarity.
Zenitco Specs
Component type
75 × 28 × 24 mm
General
Brand
Armacon
Manufacturer Part Number (MPN)
ARM-342
Condition
New
Material
40X steel; carbonitrided; laser marked
Mounting & Rails
Mounting method
Thread the ST4 onto a confirmed 1/2-28 interface and use one hex key to set the correct orientation with the hidden indexing screw.
Rail Type
1/2-28 threaded interface
Kit Contents
Includes
ST4 compensator ×1
Care & Chemicals
Compatible platforms / hosts
AR-platform PCC configurations in 9 mm
Required interface / configuration
1/2-28 threaded interface
Resulting interface / function
three-port compensator with hidden indexing screw
Exclusions / limitations
M16×1, M14×1 LH and any unconfirmed thread
Customer feedback
Reviews from customers
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