Armacon ARM-278 Extended Charging Handle Knob for AK74, AK100 and Saiga
- $69
In short: Armacon ARM-278 Extended Charging Handle Knob for AK74, AK100 and Saiga connects matching original charging-handle profile captured by the two-piece inner insert to 18 mm diameter extended charging-handle contact surface.
Compatibility matrix
| Documented hosts | AK74, AK100-series and Saiga configurations with the documented charging-handle profile |
|---|---|
| Required interface | matching original charging-handle profile captured by the two-piece inner insert |
| Resulting interface | 18 mm diameter extended charging-handle contact surface |
| Do not select for | unrelated charging-handle profiles and interfaces that do not seat fully in the shaped inner insert |
Selection checkpoint: Confirm the exact host, configuration and interface before ordering. Similar dimensions do not confirm compatibility.
Technical specifications
| Part number | ARM-278 |
|---|---|
| Construction | D16T aluminum outer body with carbon-filled polyamide inner insert |
| Documented specification | 18 mm diameter × 26 mm; left-hand internal thread |
| Packaging | Zip-lock package |
Installation
Unscrew the inner insert using its left-hand thread, place both shaped halves around the compatible handle, then carefully thread the outer body on in the correct direction. No adhesive or threadlocker is required.
What's in the Box
| ARM-278 extended knob ×1; two-piece inner insert ×1 | Manufacturer package |
Frequently asked questions
Which hosts are documented?
AK74, AK100-series and Saiga configurations with the documented charging-handle profile.
Which interface is required?
matching original charging-handle profile captured by the two-piece inner insert.
What interface does it provide?
18 mm diameter extended charging-handle contact surface.
What should be checked before ordering?
Confirm the exact host, configuration and interface rather than relying on visual similarity.
Zenitco Specs
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