Daniel Defense's Collapsible Mil-Spec Collapsible Buttstock is constructed of a proprietary blend of glass infused polymers and finished off with soft touch rubber overmolding in strategic points. The new buttstock is precision formed for mil-spec receiver extensions to have very little forward or lateral play that is so common in many other buttstocks. This eliminates the need for a tensioning device or friction lock. All of this results in a durable buttstock that will give the shooter a comfortable and repeatable cheek weld and unprecedented control of the firearm. The buttstock can be run with one of two included buttpads or without any buttpad at all to custom fit the rifle to whatever gear the operator must wear. The buttpads come in two sizes: a thicker convex shape (0.8"")"" and a thinner concave shape (0.5