KAK DBC 5.56 / .300 Blackout AR-15 Bolt Carrier Group, K-SPEC-S Down Vent, Chrome Lined Phosphate

Description: KAK DBC 5.56 / .300 Blackout AR-15 Bolt Carrier Group, K-SPEC-S Down Vent, Chrome Lined Phosphate. Machined from aircraft-grade 8620 steel that has been properly ground/heat-treated and features a phosphate finish, this KAK AR-15 bolt carrier group is the perfect custom touch for your AR build. This BCG is designed for use with 223 Rem, 5.56x45mm, and .300 Blackout calibers. The bolt carrier group comes loaded with features, including a chrome-plated firing pin, a phosphate-finished cam pin, an S7 tool steel ejector, a 4130 gas key, and more. Add this piece to your next workshop build or as an upgrade to your current AR platform loadout.

Features:

• Designed to function reliably in the toughest conditions.
• Optimized for both suppressed and unsuppressed use, all uses - All Conditions.
• Single ejector Bolt.
• Standard Carrier Rails.
• Downward Gas Ports to reduce gas blowback to shooter.
• Full Auto Profile.
• Permatex added between Gas Key and Carrier Mating Surface.
• Carrier- 8620 steel, outside rails, bolt runs, and gas bores ground to .0002 tolerances, chrome-lined phosphate finish.
• Bolt- 9310 steel, outside diameters ground to .0002 tolerances, MPI test, Shot peened, Phosphate finish.
• Firing Pin- 8740 steel, Swiss turned, heat treated, precision ground, chrome plated.
• Cam Pin - 4140 steel, Swiss turned, heat treated, Phosphate finish.
• Extractor- 4140 steel, fully machined, Phosphate finish.
• Extractor pin- S7 tool steel, ground, heat treated.
• Ejector- S7 tool steel, ground, heat treated.
• Gas key - 4130 steel, heat treated, secured with T25 Torx fasteners, torqued to spec, staked with hydraulic staking machine, chrome-lined phosphate.
• 14.5 oz.

Manufacturer: KAK Industry

PRODUCT SPECIFICATIONS:

• Brand: KAK Industry
• Caliber: 223 Rem,5.56x45mm,.300 Blackout
• Finish / Color: Black
• Firearm Type: Pistol,Rifle
• Material: Steel
• Models Fit: AR-15,M-16