Keymod panel cover with hand stop Mechanical fasteners for a lifetime of use with no degrade of function. Constructed of high impact Polymer. This rail cover is fire resistant, maximize protection for rail and hands guard, also functional hand feeling. Functional and cool appearance led out from CNC machining which ensures precise fitting on your loved pistol. No Slip deisgn for barricade rest for best shooting stability. Textured for a non slip surface. Proved tactical solution for shooting performance and handling at extreme situation. Cool and functional design, aggressive Easy but secured installation torx keys included This handstop is about 4 1/4″ long.