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Material

Case Hardened 8620 Steel

 


Finish

Black Nitride

 


Gas Key

4130 Steel, attached with Grade 8 hardware and properly staked into a milled “valley”to ensure proper positioning

 


Ejection Port

Area is milled with added material for more strength and rigidty

 


Cam Pin

Hardened 4340 cam pin

 


Firing Pin

Mil Spec firing pin made of 8740 steel, center-less ground and Hard Chrome coated Carrier fits AR15/M4 compatible style Rifles (i.e.) .223/5.56mm, .300BLK

 


Bolt Assembly

Machined from Carpenter 158 steel then shot-peened, heat treated & 100% MPI tested per US mil-spec

 


HPT

Each bolt is High Pressure Test bolts under Mil-STD-1816 for both HPT & MPI.

Extractor Spring

5 Coil Enhanced Extractor Spring for increased reliability

Availability: 1 in stock

Manufacturer: Triarc Systems
$179.00
- +
Material

Case Hardened 8620 Steel

 


Finish

Black Nitride

 


Gas Key

4130 Steel, attached with Grade 8 hardware and properly staked into a milled “valley”to ensure proper positioning

 


Ejection Port

Area is milled with added material for more strength and rigidty

 


Cam Pin

Hardened 4340 cam pin

 


Firing Pin

Mil Spec firing pin made of 8740 steel, center-less ground and Hard Chrome coated Carrier fits AR15/M4 compatible style Rifles (i.e.) .223/5.56mm, .300BLK

 


Bolt Assembly

Machined from Carpenter 158 steel then shot-peened, heat treated & 100% MPI tested per US mil-spec

 


HPT

Each bolt is High Pressure Test bolts under Mil-STD-1816 for both HPT & MPI.

Extractor Spring

5 Coil Enhanced Extractor Spring for increased reliability
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