Hi Fred and welcome. There are several AR-12 Manufacturers with excellent reliable platforms. Rock Island, GeForce, Panzer and Legacy Sports to name a few. I have an Rock Island VR-80 and a GeForce and have been more than satisfied with them. budsgunshop.com/product_info.php/products_id/108599/rock+island+armory+black+anodized+12+ga+20+3+5+1+fixed+thumbhole+stock ----------------------------------------- budsgunshop.com/product_info.php/products_id/720003137/panzer+ar12+pro+12ga+tactical+grey ---------------------------------- budsgunshop.com/product_info.php/products_id/155445/citadel+boss+12+ga+20+flat+dark+earth ----------- Cheers, stay safe and enjoy!

Panzer Arms makes an excellent AR shotgun platform called the PANZER ARMS AR12 PRO. Buds sells it here. budsgunshop.com/product_info.php/products_id/720003137/panzer+arms+ar12+pro+s+12ga+18.5+tactical+grey+cerakote

Try here: budsgunshop.com/product_info.php/products_id/108599/rock+island+armory+vr80+tactical+right+hand+black+12+gauge+shotgun

Good evening to you!! User opinions on AR-platform 12 gauge shotguns vary significantly, with high-end options like the Genesis Arms Gen-12 considered reliable and innovative, while many budget-friendly options, often Turkish-made (e.g., older Panzer Arms models), have a reputation for reliability issues, particularly with lighter loads.
Top Manufacturer Opinions
Genesis Arms (Gen-12): Widely regarded as one of the best and most reliable AR-style 12 gauge shotguns on the market. A key feature is its compatibility with standard AR-10 lowers using a specific Genesis Arms upper, creating a relatively slim and lightweight package. The primary drawback is its high price point (MSRP around $2,889) and that it is frequently out of stock.
Rock Island Armory (VR80): This model is a popular "best AR-style shotgun" pick in the mid-price range and is praised for its AR-style ergonomics and controls, as well as an M-LOK rail for accessories. It is generally considered a good value but may require a break-in period to achieve optimal reliability.
Panzer Arms (AR-12): Panzer Arms offers a low-price option for an AR-style shotgun. While older generations had significant jamming issues, some users report that the Gen 3 version has improved significantly and runs well out of the box when kept clean.
Fostech (Origin 12): This is another high-end, soft-shooting, and reliable option often mentioned in discussions of quality magazine-fed shotguns, though it is also quite expensive.
Hope this help

Many AR-style 12 gauge shotguns in this category (including those from Panzer Arms, Rock Island Armory's VR series, Charles Daly, and others) are often Turkish-made and generally have lower price points.
Reliability: These models have historically had a reputation for being unreliable, particularly with low-brass or light-powered loads, and may require a break-in period. However, some users report newer generations (e.g., Gen 3 Panzer Arms AR-12s) run well with proper maintenance.
Quality: The overall quality is generally considered mediocre compared to high-end American-made options. Users often recommend having spare parts on hand.
Value: They are praised for offering AR-style ergonomics and magazine feeding at an affordable price point, making them popular for recreational use or as a budget-friendly option.
Examples: Popular models include the Rock Island VR80 and the Panzer Arms AR-12.

Hi Fred, I have the Rock Island VR80 and can attest to the fact that it is is very well made and a blast to shoot.
budsgunshop.com/product_info.php/products_id/108599/rock+island+armory+vr80+tactical+right+hand+black+12+gauge+shotgun ,
This and other AR platform shotguns will accept higher capacity AR12 or MKA 1919 style magazines.
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5rd mag here budsgunshop.com/product_info.php/products_id/152734/sds+imports+80048004+turkish+5rd+12+gauge+compatible+w+tar+12p+black+steel ,
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10rd budsgunshop.com/product_info.php/products_id/127318/sds+imports+t10rdm+replacement+magazine+12+gauge+sds+imports+10rd+black+detachable ,
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15rd drum budsgunshop.com/product_info.php/products_id/714025798/promag+mka+1919+12ga+2.75+15rd+drum ,
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20rd drum budsgunshop.com/product_info.php/products_id/111608/promag+mkaa1+akdal+12+gauge+mka+1919+2.75+20rd+black+drum ,
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30rd drum here budsgunshop.com/product_info.php/products_id/411561310/black+river+12+gauge+30+round+rd+drum+magazine+1919+shotgun+black ,
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19rd mag budsgunshop.com/product_info.php/products_id/114563/rock+island+42379+vr+12+gauge+vr+19rd+black+detachable ,
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Stay safe & have a great day!