he ZAIKO AR15 870 CQB stock adapter is the original high tube adaptor and long rail concept, S&J have been producing this product since 2006, it has been on the market since late 2002, we have sold this item all over the world. Put an AR stock on your Remington 870. Adapts any MILSPEC buffer tube stock to your 870, or purchase with our S&J 6 Position stock included, and also with stock and pistol grip included!
Many since have copied the concept but have not managed to keep the compact and streamline profile.
SPECIFICATIONS
Heat treated aluminum
Rail 1 pc machined bar stock 6061T6 M1913 MILSPEC
All parts Mil Spec hard anodized finish
Manufactured and assembled in Canada
NOTE - No firearm is included in any package. Shotgun is pictured as an example of fit and finish only.

https://sjhardware.com/products/ar15-870-cqb-mk-vi
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