The Fortis LA is an all aluminum Lever Action (LA) stock that utilizes mil-spec buffer tubes. That's right - slip off the plastic stock and upgrade your rifle immediately. The lever action is what clamps down onto the buffer tube so there's no rattle or movement and the patent pending design is one of a kind. FeaturesLever Action design clamps down onto standard mil-spec buffer tube. This eliminates any rattle or movementReal Carbon Fiber cheek pieceSlim design, strength by design3 QD sockets for various needsEasily removes off the buffer tube with no additional tools neededLength: 8" stand alone - 11.25" fully extendedIncludes 2 travel limiters