This is an adapter that will utilize the two screws in late model M10 9 or 45 upper receivers so that one may use a fore grip. It is made of steel and has a 1″ piece of Picatinny Rail on the bottom for attaching grips, the finish is parkerizing. It comes with the attaching screws and Ace style fore grip which is made of Delrin.
Note: This adapter will only work with upper receivers that have 2 screw holes (One above and one below the barrel) in the trunnion. The screws may interview with some style of suppressors. Does not come with upper.