KAK Industry 5.56 13.9″ Pin and Weld with 4 Prong Muzzle Device
This has a pinned and welded muzzle device making it a legal rifle length 16″
• Barrel Length- 13.9” (16″ OAL with pinned muzzle device)
• Barrel Material- 41V50 Button Rifled Barrel, Nitride
• Chamber 5.56×45 NATO
• Twist Rate 1:7
• Muzzle Device- KAK 4 Prong Flash Hider Pin and Welded
• Extension- M4
• Gas System- Midlength
• Gas Block- Low profile .750 Phosphate Finish
• Charging Handle- Milspec with Enhanced Large Billet Latch
• Upper Receiver- Forged 7075 T6 Aluminum, Precision Machined to M16/M4 Spec
• Handguard- 13″ High Quality 6061 T6 Material Mlok with Proprietary Clamping System and Heavy-Duty Barrel Nut
Weight- 4.18
BCG-
• 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
• 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
