870 DA Conversion

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gbw

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I have a Remington 870 DA magazine fed pump shotgun. Magazines are no longer made and very expensive (I do have one mag for it). I'm now officially done with all things Remington and luckily I don't have much money in this gun. But I do like it.

Does anyone know if it's possible and practical to convert this from magazine fed to the more traditional tubular feed system? It does have a tube but no spring or follower or 'interruptor' or shell lifter.

Seems unlikely but I thought I'd ask.

ETA it’s DM not DA. Detachable Magazine.
 
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The cost of switching it over would be as much as a new express. I know the trigger guard assembly would have to come out. Add the tube spring and follower. Just the assembly would be be around $150.
 
I haven't been inside a new Remington Mag fed shotgun but some probable things to be added/replaced......

I don't know if these guns use a standard magazine tube but if not, a magazine follower and spring may not be retained in the tube.
Replacement of an 870 magazine tube requires a trip back to the factory to have the tube un-brazed and removed, a new tube brazed in using a special alignment fixture, and since the ejector has to be removed, a new ejector assembly would need to be riveted in and the entire receive refinished.

I'd imagine you'd have to stake in a pair of shell stops.

The trigger group would need to be replaced.

Cost will be close to the price of a new gun.
 
Thanks guys, about what I suspected. I’ll just sell it and be sure the buyer understands the magazine situation up front.

If this thing isn’t a solution in search of a nonexistent problem then I don’t know what would be. I like this gun but I’d much prefer the standard version.

If I understand the little I know about this gun, the receiver is different from a standard 870, so no, the conversion isn’t portable.
 
For everything 870 related... here's a site that offers free technical assistance by a Remington certified armorer that specializes in shotguns for the street.... He's posted on this site a few times as well..
https://aiptactical.com/

Hope this helps from a guy who always had an 870 in hand on any hot call for many years...
 
I’m an 870 Armorer (Cert is good until 2022) but we didn’t study the DM so that one is out of my wheelhouse.

I would take the sage advice of the above posters and clean well, then list/consign the gun for sale. Right now anything “defense” or “tactical” is flying off the shelves at MSRP or higher. You might as well cash in and let the next owner worry about finding new or extra magazines. That’s what those of us who buy obsolete mil-surp and other old semi-autos do all the time. :thumbup:

Take your newly minted wad of cash and buy a regular 870 (Or a Mossberg or Browning or Ithaca or ...) when the madness subsides.

I know the “why” Remington and Mossberg built the DM style guns, and the idea makes a bit of sense, but the final product is so unwieldy that the “need” to fix the slow reloads (Or load changes) shotguns are famous for just isn’t worth it to the shotgun buying masses.

Good luck!

Stay safe.
 
Isn’t that a new product from Remington? Now it is gone? I will stick by my dinosaur style tube fed Wingmaster lol.
 
For everything 870 related... here's a site that offers free technical assistance by a Remington certified armorer that specializes in shotguns for the street.... He's posted on this site a few times as well..
https://aiptactical.com/

Hope this helps from a guy who always had an 870 in hand on any hot call for many years...

Yeah, JD does not like THR, and left some years ago. This is his forum site, you could ask on there; you might not want to mention THR.

https://www.combat-shotgun.com/
 
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