Kak Industry Llc. M16 Bcg 6.5Mm Grendel Type 2 Chrome & Phosphate Black

A 6.5 Grendel Type II bolt carrier group built to run reliably without emptying your wallet, the KAK Industry M16 BCG combines proven materials and precise manufacturing to deliver the dependability you need for hunting, target shooting, or competition. This is a full-auto profile carrier machined from 8620 steel, heat-treated and ground to exact tolerances—the foundation of every KAK BCG. Whether you're building a new 6.5 Grendel rifle or upgrading an existing one, this chrome and phosphate finished group handles the hard work cycle after cycle.

The devil is in the details, and KAK sweated them here. The single-piece billet-machined extractor is 4140 steel with phosphate coating for corrosion resistance and reliability. The firing pin is 8740 chrome-plated steel, precision-ground and heat-treated for consistent ignition. The ejector and retaining pins are S7 tool steel—tough enough to outlast the carrier itself. The gas key is 4130 steel, phosphate-coated, chrome-lined, and properly staked to stay put.

If you're running a 6.5 Grendel platform and want a BCG that prioritizes function over flash, this is honest-to-goodness engineering at a price that makes sense. It's the kind of part that lets you focus on your shooting, not your wallet.

Key Features

• M16 (full-auto) carrier profile machined from 8620 steel, heat-treated and precisely ground
• Single-piece 4140 billet-machined extractor with phosphate coating
• 8740 chrome-plated firing pin, precision-ground and heat-treated
• S7 tool steel ejector and retaining pin for durability
• 4130 steel gas key, phosphate-coated, chrome-lined, and precision-staked
• Grade 8 T25 drive carrier key screws, properly heat-treated
• Chrome and phosphate finish for corrosion resistance

Specifications

Bolt Carrier Group Type	M16 (Full-Auto Profile)
Caliber/Platform	6.5 Grendel Type II
Carrier Material	8620 Steel
Finish	Chrome & Phosphate
Extractor	4140 Billet Steel, Phosphate-Coated
Firing Pin	8740 Chrome-Plated Steel
Cam Pin	4340 Phosphate-Coated
Ejector/Retaining Pins	S7 Tool Steel
Gas Key	4130 Steel, Phosphate-Coated, Chrome-Lined
Carrier Key Screws	Grade 8, T25 Drive

Frequently Asked Questions

Is this bolt carrier group compatible with my 6.5 Grendel rifle?

Yes, this BCG is designed for 6.5 Grendel platforms with Type II bolt face geometry. Verify your rifle is a 6.5 Grendel before ordering.

What does the M16 profile mean?

The M16 profile refers to the carrier design—it's a full-auto profile that works in both semi-automatic and fully automatic platforms (though it will function normally in semi-auto rifles). This is the standard carrier geometry for most AR-platform BCGs.

Why does the material composition matter?

Each component is chosen for its specific job: 8620 steel in the carrier provides the right balance of strength and durability; 8740 chrome-plated firing pins resist wear and corrosion; S7 tool steel in the ejector and pins handles repeated impacts. The phosphate and chrome finishes protect against rust and wear, extending the life of the group.

Can I use this in a competitive shooting environment?

Yes—the precise machining, proper heat treatment, and quality materials make this suitable for hunting, target shooting, and competition use.