The Ruger PC Carbine features a CNC-milled handguard with Magpul M-LOK accessory attachment slots on all four sides for easy mounting of M-LOK-compatible rails and accessories; interchangeable magazine wells for use of common Ruger and Glock magazines ships with SR-Series/Security-9 pistol magazine well installed and an additional magazine well accepting Glock magazines is included; Dead blow action features a custom tungsten dead blow weight that shortens bolt travel and reduces felt recoil and muzzle rise; reversible magazine release and reversible charging handle to support left- or right-handed use or one-handed control manipulation while maintaining a proper firing grip; threaded cold hammer-forged chrome-moly steel barrel; Chassis system features a flared magwell for improved magazine reloading capabilities as well as integrated rear-mounted QD cups; lower receiver is fitted with a six-position telescoping Magpul MOE buttstock; ergonomic pistol grip features an extended trigger reach for more precise trigger control; glass-filled polymer chassis system with integrated rear aluminum picatinny rail allows for the mounting of standard AR grips and picatinny rail-mountable stocks or extensions; CNC-machined from an aerospace-grade aluminum billet the receiver includes an integrated Picatinny-style rail and is Type III hard-coat anodized. Includes thread protector one SR-Series or Security-9 pistol magazine and hex wrenches for disassembly of the chassis and aluminum handguard as well as removal of the charging handle.