VLTOR Weapon Systems, E-MOD Mil-Spec Stock, Fits AR RiflesThe VLTOR EMOD provides a variety of enhancements in comparison to other stocks. The increased length is a major benefit for those weapons using scoped rifles, as it increases the available comb for any length of pull. The EMOD is slightly wider and longer at the toe than a regular M4 stock with a noticeable negative pitch making transitions from the ready position feel more natural.