Spikes Tactical Rare Breed Spartan 5.56 Semi-Automatic AR-15 Rifle, Bronze Cerakote - STR5610-M2R

• Series/Collection: Rare Breed Spartan
• Action: Semi-Automatic
• Stock Type: 6-Position Magpul CTR
• Trigger Type: Mil-Spec
• Muzzle Type: Muzzle Brake
• Caliber/Gauge: 5.56x45mm NATO
• Twist Rate: 1:7"
• Orientation: Right
• Safety: Ambidextrous
• Sight: Flip-Up Front and Rear
• Barrel Material: Cold Hammer Forged
• Receiver Material: 7075 T6 Aluminum
• Stock Material: Synthetic
• Barrel Finish: Chrome Lined
• Receiver Finish: Bronze Cerakote
• Stock Finish: Black
• Barrel Length: 16"
• Overall Length: 32" to 35-1/4"
• Weight: 6.75 lb

Inspired by the Spartans who closed the hot gates on xerxes, this lower honors the warrior mindset. Technology evolves, warriors never change. This lower is designed by rare breed firearms for exclusive distribution by Spike's Tactical.

Features:

• Spartan billet upper receiver - ejection port door, ejection port door spring, ejection port door rod, forward assist
• 1/2-28 thread pitch for muzzle
• Barrel - 5.56 NATO chamber
• Barrel - 625 gas block seat
• Barrel - M4 style ramped barrel extension
• Barrel - Mil-spec phosphate coating, mid-length gas
• M-Lok rail - 7075 T6 aluminum barrel nut, 12 inches rail
• M-Lok rail - 6061 T6 aluminum rail
• M-Lok rail - continuous top rail, black Type III hardcoat anodized, built-in anti-rotation tabs, 6-built-in QD sockets
• M-Lok rail - free floating 1-piece design
• Solid billet steel low profile gas block
• Mid-length gas tube - black nitride inside and out, gas tube roll pin
• Charging handle - radian raptor-LT 5.56, Mil-Spec type-3 coating
• Phosphate coated, laser engraved with ST spider logo, high pressure tested (HPT), magnetic particle inspected (MPI)
• R2 brake - black nitride, pin and welded (16 inches overall length)
• ST billet sights - 7075 T6 aluminum construction, alloy small parts, sliding dual aperture
• Spartan helmet billet lower - bullet pictogram selector markings, multi-caliber, 7075 T6 billet receiver, MIL-A-8625F Type III Class-2 hardcoat anodized finish, low shelf, RDIAS compatible
• Lower parts - jeweled Mil-Spec trigger, spike's pro grip, ambidextrous safety, billet magazine release button, carbine buffer tube, castle nut, staked QD latch plate, 17-7 stainless buffer spring, ST-T2 buffer, Magpul CTR stock
• Rifle includes hard case and manual
• 14-1/2 inches mid-length lightweight barrel