Cryptic Coatings 5.56 NATO AR-15 Bolt Carrier Group - Dragon's Breath

The Cryptic Coatings 5.56 NATO AR-15 Bolt Carrier Group is a low-mass, steel BCG designed to reduce felt recoil and make follow-up shots easier. These high-quality semi-auto/full auto 5.56 NATO BCGs work with AR-15, M16, and M4 platforms. They feature a carrier machined from MIL-SPEC 8620 tool steel, a chrome-lined interior, and a shrouded firing pin. The heat-treated gas key is sealed and secured with Grade 8 fasteners and staked to MIL-SPEC for proper gas system function. The MIL-SPEC bolt is machined from Carpenter 158 steel and shot-peened for strength. A tool steel extractor with Wolff spring, Viton O-ring, and a black insert is included. This bolt carrier group features a Dragon's Breath coating for a unique look and added customization to your rifle.

Features:

• Compatible with AR-15, M16, or M4
• MIL-SPEC CNC Machined from 8620 tool steel
• Case hardened to 58 with 60 Rockwell chrome lined interior
• MIL-SPEC chrome lined gas key
• Key staked with grade 8 screws
• MIL-SPEC Carpenter 158 bolt
• MIL-SPEC ejector with spring
• MIL-SPEC extractor with Wolff Spring, Viton O-ring, and insert
• MIL-SPEC firing pin with chrome finish
• MIL-SPEC cam pin
• High-Pressure Batch Tested (HPT) and Magnetic Particle Inspected (MPI)
• Weighs 11.6 oz