S&J Hardware™ Mossberg 590 Series Magazine Extension +2
S&J Hardware
$99.99
Will fit Mossberg 590, 535, and 835 shotguns. Not compatible with the Mossberg Shockwave; it will fit, but won't allow for an extra round.
CNC machined from 4140 steel.
Finished product will be Cerakoted in the following colours:
- Graphite Black
- OD Green
- Patriot Brown
- Silver (Best match for electroless nickel)
Comes with:
- 3 Position Sling Plate
- C Clip (to install sling plate)
- 1 Million Cycle Magazine Tube Spring
- No Jam Follower - Type 3
Overall length:
- +1 - 2.25 inches
- +2 - 4.5 inches and is designed for pre-2017 590/590a1 or 835
Made in Canada.
Compatibility: *Likely not compatible with any clamp designed for use with a tube made of aluminum, or having a plastic sleeve covering. These tubes tend to be a little thicker in diameter.