Product Description
S&J Hardware - Mossberg 500/590 M1913 Rail
One-piece, MIL-STD 1913 Picatinny rail allows mounting of a variety of optics and tactical sights on popular Mossberg, Remington, and Benelli shotguns. Streamlined, low profile design installs to the top of the receiver for a smooth “built-in” appearance. Four steel, Williams Gun Sight Company screws secure rail to receiver for exceptional holding power. Precision machined from 6061-T6 aluminum, then mil-spec Type III hardcoat anodized for added strength. Fits shotguns with factory drilled and tapped receivers or receivers custom drilled and tapped for 8-40 threads.
***NOTE: Will also fit: 500, 535, 930, 935 590, 590A1C IN BOTH 12 & 20GA.***
*****Made in Canada.*****
![S&J Hardware - Mossberg 590/590A1 Series Magazine Extension, Plus 1 [MOSS-590+1]](https://cdn11.bigcommerce.com/s-ezlzxhcsxg/images/stencil/500x659/products/13688/24730/SJ_Hardware___70474.1763564646.jpg?c=1 "S&J Hardware - Mossberg 590/590A1 Series Magazine Extension, Plus 1 [MOSS-590+1]")
