Mesa Tactical Truckee, Handguard, 11, M-LOK, Fits Benelli M4, Black 95690 Meeting the urgent requirement for an easy way to mount weapon lights and other accessories on the Benelli M4 semi-automatic shotgun" the new Truckee replacement forend provides industry standard M-LOK mounting points on both sides and the bottom. Machined from 6061 heat treated aluminum" the Truckee forend is sleek" rugged and lightweight. M-LOK slots accept Picatinny rail sections or specialized light mounts or vertical grips. The 8.5 inch Truckee forend can be installed in seconds on any Benelli M4 shotgun; while the 11 inch version requires the removal of the Benelli M4 shotgun's factory front sling loop.