Left Hand Complete AR15 Upper Receiver 5.56 14.5″ Barrel Mid Length – 13″ MLOK, Pinned and weld extended A2 Flash Hider

Description

KAK Industry 5.56 14.5″ Pin and Weld with extended A2 Flash hider

This has a optional pinned and welded muzzle device making it a legal rifle length 16″

• Barrel Length- 14.5” (16″ OAL with pinned muzzle device)

• Barrel Material- 41V50 Button Rifled Barrel

• Chamber 5.56×45 NATO

• Twist Rate 1:7

• Muzzle Device KAK Extended A2 Flash Hider Pin and Welded

• Extension- M4

• Gas System- Midlength

• Gas Block- Low profile .750 Nitride Finish

• Charging Handle- Milspec with Enhanced Large Billet Latch

• Upper Receiver- Machined from high quality billet aluminum,  Machined to M16/M4 specifications in Left Hand and features M4 feedramps, Slick Side Design

• Handguard- High Quality 6061 T6 Material Mlok with Proprietary Clamping System and Heavy-Duty Barrel Nut

BCG (Chrome lined phosphate comes standard, K-SPEC Upgrade available)

• Milspec M16 Auto Profile Carrier Machined from Aircraft/ Bearing Quality 8620 Steel, Properly Heat Treated, Ground to Perfection
• Bolt is machined from a single piece aircraft/bearing quality 9310 steel, heat treated properly, precision ground, Shot Peened and MPI’d
• 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
• S7 tool steel ejector and extractor retaining pin
• 4130 Gas Key, precision staked using our hydraulic staking machine
• KAK Carrier Key Screws- T25 drive, Grade 8, Properly Heat Treated

Made in the USA