AR-15 Bolt Carrier Group, Complete BCG, MicroSlick Never-Lube Finish
Infinity Ammo KARMA Munitions
AR-15 Complete Bolt Carrier Group, MicroSlick Never-Lube Finish
Sale Price: $139.00 (Regularly $179)
Complete Bolt Carrier Group fits all AR15/M4 compatible style rifles chambered in:
- .223 Remington
- 5.56 x 45mm NATO
- .300 AAC Blackout
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Bolt Carrier Group
- Case Hardened 8620 steel
- Micro Slick never-lube finish improves reliability and virtually eliminates the need for lubrication
- 4130 Steel attached with Grade 8 hardware
- Staked to military specifications to ensure proper positioning.
- Hardened 4340 Steel Cam Pin
- Mil Spec firing pin made of 8740 steel, center-less ground and Hard Chrome coated
- Case Hardened 9310 Steel.
- CNC machined after heat treat for an exacting fit.
- Micro Slick never-lube finish
- 4340 Steel Mil Spec Extractor Spring & O-Ring Combination
Our BCG assemblies are fully inspected and tested using both Magnetic Particle Inspection (MPI) and High Pressure Testing (HPT) methods to ensure safe and reliable operation for the life of your firearm.
Caliber: .223, 5.56, .300 Blackout
Made in the USA!