KAK Industry K-SPEC C158 AR-15 5.56/.223/300BLK Bolt Carrier Group - Chrome Lined Phosphate - $169.95

Description

The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR15 style firearm no matter if you are running suppressed or unsuppressed, and regardless of conditions. The K-SPEC is a truly plug and play BCG that will accommodate whatever configuration your mission requires.

For those running suppressed, the K-SPEC requires no additional tuning or tweaking of the gas or recoil systems to run reliably. Like all KAK BCGs, the K-SPEC is machined to the M16 full auto profile.
Features

Designed to function reliably in the toughest conditions
Optimized for both Suppressed and Un-suppressed use, All uses – All Conditions
Dual Ejectors for enhanced reliability
Angled Carrier Rail Cuts for flawless function in adverse conditions and prolonged suppressed use
Downward Gas Ports to reduce gas blowback to shooter
Full Auto Profile
Permatex added between Gas Key and Carrier Mating Surface

Specifications

Carrier- 8620 steel, outside rails, bolt runs, and gas bores ground to .0002 tolerances, chrome lined phosphate finish
Bolt- C158 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
11.5 oz
SKU: 26235
UPC: 811163035637
MPN: 425-3312-001