FEATURES Features a MagpulA(R) PC Backpacker stock with an ergonomic handguard, optional QD sling mounting capability, integrated storage compartment in the grip, a hinged storage compartment in the stock capable of storing spare magazine, an MOE SLA(R) non-slip rubber buttpad, and a unique locking interface to attach the barrel assembly to the receiver when being transported. Interchangeable magazine wells for use of common RugerA(R) and GlockA(R) magazines. Ships with SR-Series(TM)/Security-9A(R) pistol magazine well installed and an additional magazine well accepting GlockA(R) magazines is included*. Easy takedown enables quick separation of the barrel/fore Mfg: Ruger