Armacon ARM-390 QD Sling Swivel with 40 mm Oval Loop
- $39
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Product supportBefore and after purchase
In short: Armacon ARM-390 QD Sling Swivel with 40 mm Oval Loop converts the documented standard compatible QD socket to 40 mm internal loop for 40 mm straps.
Compatibility matrix
| Documented host | compatible standard QD sockets on bases, handguards and stocks |
|---|---|
| Required input | standard compatible QD socket |
| Resulting interface | 40 mm internal loop for 40 mm straps |
| Do not select for | EVO-specific sockets and straps wider than the documented 40 mm loop |
Selection checkpoint: Verify the exact mounting standard, footprint or QD socket family before ordering. Similar-looking interfaces are not automatically interchangeable.
Technical specifications
| Part number | ARM-390 |
|---|---|
| Construction | Phosphated steel |
| Verified detail | 40 mm internal loop; 26 g |
| Packaging | Blister package |
Installation
Press the QD release, insert ARM-390 fully into the compatible socket and confirm positive locking by pulling the swivel.
What's in the Box
| ARM-390 QD sling swivel ×1 | Manufacturer package |
Frequently asked questions
Which host is documented?
compatible standard QD sockets on bases, handguards and stocks.
Which input is required?
standard compatible QD socket.
What interface does it provide?
40 mm internal loop for 40 mm straps.
What should be checked before ordering?
Confirm the exact model and interface; do not select solely by appearance.
Zenitco Specs
Component type
40 mm internal loop; 26 g
General
Brand
Armacon
Manufacturer Part Number (MPN)
ARM-390
Condition
New
Material
Phosphated steel
Mounting & Rails
Mounting method
Press the QD release, insert ARM-390 fully into the compatible socket and confirm positive locking by pulling the swivel.
Rail Type
standard compatible QD socket
Kit Contents
Includes
ARM-390 QD sling swivel ×1
Care & Chemicals
Compatible platforms / hosts
compatible standard QD sockets on bases, handguards and stocks
Required interface / configuration
standard QD socket
Resulting interface / function
40 mm internal loop for 40 mm straps
Exclusions / limitations
EVO-specific sockets and straps wider than the documented 40 mm loop
Customer feedback
Reviews from customers
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