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ERGO MOSSBERG 500/590 .410-GAUGE SHOTGUN ADAPTER
Rated 4.50 out of 5 based on 2 customer ratings
(2 customer reviews)
$37.99
$32.29
Use the ERGO .410 GA Shotgun Adapter to install an AR stock & pistol grip on your Mossberg 500/590 or brace & pistol grip on your SHOCKWAVE. Accommodates mil spec or commercial buffer tubes. ALL NFA RULES APPLY
Need replacement hardware? Click here for ERGO Mossberg Hardware Packs
For best installation, we suggest using the 3/16 Wrench
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In stock
SKU:
4456
Categories: CA Compliance, Gun Parts, Mossberg, MOSSBERG 590 .410 GA, Sale, Shop By Shotgun Type, Shotgun, Shotgun Adapters
Description
-
- Use any style AR stock/brace and pistol grip combination (with use of included 1/4″ x 20 grip screw)
- Will fit with a pistol arm brace on the SHOCKWAVE
- ALL NFA RULES APPLY
- Accommodates mil spec or commercial buffer tubes
- Includes all necessary mounting hardware
- Designed for use with irons or optics
- Torque specifications for grip screw is 25-30 inch-pounds. DO NOT EXCEED. Product damage can occur because of over tightening.
INSTALLATION
Additional information
| Weight | 0.23 lbs |
|---|---|
| Dimensions | 20 × 1.5 × 7 in |
Reviews (2)
2 reviews for ERGO MOSSBERG 500/590 .410-GAUGE SHOTGUN ADAPTER
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Minor components such as hardware are made of foreign materials.

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Joe (verified owner) –
Used this to put an AR collapsible stock on my sons .410. Works really well as an option for youth shooters. I believe length of pull is now adjustable down to 10.5. Definitely a quality piece. Would be 5 star if it was aluminum. That being said I don’t expect to have any issues with the polymer
Merlan W Swanson (verified owner) –
This adapter fit the Mossberg 510 Mini-Bantam in .410. It is, as far as I can find, the only adapter to fit this little shotgun.
The adapter has allowed my wife (petite) and myself t both use this gun after the installation of an adjustable stock.
The team here at Ergo Grips is just AWESOME! Answered every question I had. Thank you Ergo!