FEATURES:
6.5 Grendel
Mil-spec dimensions
Bolt Carrier Group Material: Case hardened 8620
Steel Finish: Black nitride
Gas Key: 4130 steel attached with Grade 8 hardware & properly staked into a milled "valley" to ensure proper positioning
Cam Pin: Hardened 4340 cam pin
Firing Pin: Mil-Spec firing pin made of 8740 steel, center-less ground & hard chrome coated
Bolt Assembly: The bolt is "true" Mil-Spec dimension & external surfaces are CNC ground
Bolt Material: Case hardened 9310 steel
Finish: All bolt components black nitride
Extractor: 4340 steel Mil-Spec
Extractor spring & O-ring combination
Magnetic Particle Inspected
High Pressure Test
Made in USA