MOE M-LOK Forend - Mossberg 590/590A1, RET, Flat Dark Earth,
MOE M-LOK Forend - Mossberg 590/590A1, RET, Flat Dark Earth,, 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.