Patent ID: 7984580

Claim:
An adjustable butt stock assembly, comprising: a buffer stem carrying a rack of transverse teeth; a butt stock, said butt stock having a forward end and an aft end and a first longitudinal hole therethrough dimensioned to receive said buffer stem; an over-center lock assembly attached to said butt stock and having an aft end and a fore end, a locked and an unlocked orientation, said over-center lock assembly having a lever with a fore end and an opposing aft end, said fore end of said lever being pivotally attached to said fore end of said over-center lock assembly; and a toothed foot carried by said over-center lock assembly, said toothed foot also having transverse teeth, said butt stock being fixed with respect to said buffer stem when said aft end of said lever is pivoted upward to bring said toothed foot of said over-center lock assembly into engagement with said transverse teeth of said rack of teeth and adjustable with respect to said buffer stem when said aft end of said lever is pivoted downward to bring said toothed foot out of engagement with said transverse teeth of said rack of teeth.