This Mission First Tactical 15 degree angle improves comfort and control. Texture provides a positive grip surface with wet or gloved hands A combination of fit and function unparalleled by the originally supplied M16/AR15/M4/HK416 pistol grip. ? 15-degree angle? Tab covers the receiver gaps that cause discomfort during sustained usage and can be easily removed if desired? Designed for M16/M4/AR15/HK41 Weight: 2.2ozHeight: 5.025"Width: 1.22"Length: 3.043"