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 use, home defense, or on duty. Made in U.S.A.