5.56 Super Duty Bolt Carrier Group

$169.99 $152.99

(You save $17.00)

SKU:

AEG556SDBCG

For those that want an overbuilt bolt carrier group with added protection against failing

OCKS (Optimized Carrier Key Screw) properly staked

To improve gas efficiency, each gas key is hand flattened to true the surface

Each carrier has a gasket hand applied between the gas key and the carrier

Cam Pin is marked for consistent orientation to reduce wear and improve life of bolt

Full-Auto M16 profile Carrier: 8620 Steel Manganese Phosphate Finish/Hard Chrome Lined For Corrosion Resistance

Bolt: 158 Carpenter Steel, Individually Shot peened, Individually High Pressure/Proof Tested(HP) Individually Magnetic Particle Inspected(MP)

Extractor: 4340 with Sprinco 5-Coil Heavy Duty Extractor Spring

Ejector: S7 with Sprinco Enhanced Ejector Spring

Gas Key: 4130 Hand Flattened To True The Surface With OCKS(Optimized Carrier Key Screw)

Cam Pin: 4340 Forward Marked For Consistent Orientation To Reduce Wear And Improve Life Of Bolt

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