Spike's Tactical Spartan, Semi-automatic Rifle, 223 Rem/556NATO, 16" Chrome Lined Barrel, 1:7 Twist, Nickel Boron Coated Battleworn Finish, Magpul MOE SL Stock, Spike's Tactical Pro Grip (Spider Grip), MBUS PRO Sights, Spartan Lower Receiver, CMC Match Grade 2-Stage 2/3 Flat Trigger, Spike's Tactical Gen II Tool-less Trigger Guard, Ambi Safety, KNS Gen 2 Mod 2 Anti Rotation Pins, ST-T2 Heavy Buffer, Spike's Tactical Enhanced QD Latch Plate, 12" MLOK Rail, BCM Mod 4 Charging Handle, Spike's Tactical R2 Brake, No Magazine STR5570-M2R