Case Hardened 8620 Steel
4130 Steel, attached with Grade 8 hardware and properly staked into a milled “valley”to ensure proper positioning
Area is milled with added material for more strength and rigidty
Hardened 4340 cam 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
Machined from Carpenter 158 steel then shot-peened, heat treated & 100% MPI tested per US mil-spec
Each bolt is High Pressure Test bolts under Mil-STD-1816 for both HPT & MPI.
5 Coil Enhanced Extractor Spring for increased reliability