You’ve got a great shotgun,
and Magpul has ways to make it better. Their SGA Stock® and MOE® M-LOK® Forends are easy-to-install, drop-in upgrades for both the Mossberg® 500/590/590A1 and Remington® 870 lines.
Their SGA Stock provides some much-needed individual adjustability, improving the comfort, ergonomics, and capabilities of your scattergun, while our MOE M-LOK Forend helps improve weapon manipulation and adds room for attachments with rugged M-LOK slots.
You can find these and other upgrades for your trusty pump gun at Magpul.com.