Magpul MOE M-LOK Mossberg 590/590A1 Forend - Black - The MOE M-LOK Forend is a drop-in replacement for the Mossberg 590 / 590A1 12ga shotguns, featuring an extended length and front / rear hand stops for improved weapon manipulation. Now updated with M-LOK slots for compatibility with all M-LOK accessories, this Forend adds modularity to the proven Mossberg platform for sporting, home defense, or on duty use. Increased Length For Improved Pump Manipulation Rugged Polymer And M-LOK Narrow Profile Reduces Snagging Compatible With Mossberg 590/590A1 12 Gauge Shotguns Note: NOT Compatible With Optional Mossberg Heatshield, 14in 590 Shockwave, 500, 535, Maverick 88, And AOW Models Installation Wrench Included Made In The USA