Guntec USA AR-15 / M16 Nickel Boron Bolt Carrier Group

Guntec USA AR-15 / M16 Nickel Boron Bolt Carrier Group

$169.00 $139.95

Guntec USA AR-15 / M16 Nickel Boron Bolt Carrier Group

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Guntec USA M16 Bolt Carrier Group for .223/5.56 and 300BLK Nickel Boron Coated

Guntec USA is a distributing manufacturer that has been doing weapon accessories since the late 80’s.  They Strive to supply the customer with a superior product, good customer service and all for a reasonable price. Guntec supplies products to the average shooter as well as the professional gun enthusiast.

Guntec USA Complete Nickel Boron M-16 BCG is Coated Inside and Out (Bolt, Carrier, and Gas Key) then assembled by experienced personnel. The Guntec complete bolt carrier groups for The AR-15 are made from high quality steel .  The bolt carrier is made from 8620 steel and the bolt from 9310 steel. The gas key on the AR-15 BCG has been properly staked, the extractor spring has an upgraded O-ring for more tension, and all surfaces are Nickel Boron coated. The Bolt has been magnetic particle inspected for proper strength and machining.

Mil Spec Carrier

8620 Tool Steel
Full Auto M-16
Nickel boron Coated

Mil Spec Bolt

9310 Steel
Magnetic Particle Inspected (MPI)
Coated Nickel Boron

Mil Spec Extractor

8620 Tool Steel
Nickel Boron Finish
Extractor Spring

Mil Spec Gas Key

8620 Tool Steel
Grade 8 Hardware
Properly Staked
Nickel Boron Coated

Weight: 11.6oz

Additional information

Weight 2 lbs



BCG Coating



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