AR15 BCG- .224 Valkyrie / 6.8 SPC, Chrome Lined Phosphate

Description

224 Valkyrie/ 6.8 SPC/ 338 Spectre

• M16 Auto Profile Carrier Machined from Aircraft/ Bearing Quality 8620 Steel, Properly Heat Treated, Ground to Perfection, chrome lined phosphate finish
• Bolt is machined from a single piece aircraft/bearing quality 9310 steel, heat treated properly, precision ground, Shot Peened and MPI’d, phosphate finish 
• Firing pin is machined to the mil-spec print from 8740, precision ground, and chrome plated
• One Piece Billet Fully Machined Enhanced Extractor, Phosphate coated for Increased reliability and corrosion resistance
• Phosphate Cam Pin
• S7 tool steel ejector and extractor retaining pin
• 4130 Gas Key, phosphate, precision staked using our hydraulic staking machine, chrome lined phosphate finish
• KAK Carrier Key Screws- T25 drive, Grade 8, Properly Heat Treated