Alexander Arm's .17 HMR rifle features a standard 18" button-rifled 1:10 twist barrel with spiral flutes, muzzle threaded 1/2-28 TPI RH for standard .223/5.56 muzzle devices, with a six vent A2 flash hider included. The weapon features a blowback operating system. The standard trigger is a military-style AR-15 trigger. The rifle ships in a soft carry bag with two 10-round magazines. FeaturesMidwest Industries Hand GuardUrban Camo CerakoteMOE Plus GripMagpul CTR StockMagpul Enhanced Trigger GuardVelocity TriggerA2 Flash HiderSpiral Flute BarrelRaptor Ambidextrous Charging Handle