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For sale or trade in Glendora:
Brand new Bolt Carrier Group
556mm
Mil-Spec MIL-STD-171 Phosphate Finish
Individually MPI Tested
Bolt: 9310-Case hardened, Shot Peened, MPI tested, & Phosphated
Gas Rings: Upgraded McFarland Gas Rings-Stops Gas Leaks & Improves
Performance)
Carrier: 8620 Tool Steel-(M16 full shroud) - Heat Treated & Phosphated
Gas Key: Grade 8 Hardened Fasteners, Permatex No. 3 sealed, Torqued to 60 in
lbs, & Mil-Spec Staked.
Cam Pin: 4340 Steel-Heat Treated & Phosphated
Extractor:Tool steel S7-Heat Treated to 48-53 Rockwell C & Phosphated
Firing Pin Retention: cotter pin
Firing Pin: Upgraded Colt M16 firing pin
Extractor Spring: Upgraded And Hardened Tool Steel with Silicon and Black Buffer
$139.00 available for immediate pick up.
Brand new Bolt Carrier Group
556mm
Mil-Spec MIL-STD-171 Phosphate Finish
Individually MPI Tested
Bolt: 9310-Case hardened, Shot Peened, MPI tested, & Phosphated
Gas Rings: Upgraded McFarland Gas Rings-Stops Gas Leaks & Improves
Performance)
Carrier: 8620 Tool Steel-(M16 full shroud) - Heat Treated & Phosphated
Gas Key: Grade 8 Hardened Fasteners, Permatex No. 3 sealed, Torqued to 60 in
lbs, & Mil-Spec Staked.
Cam Pin: 4340 Steel-Heat Treated & Phosphated
Extractor:Tool steel S7-Heat Treated to 48-53 Rockwell C & Phosphated
Firing Pin Retention: cotter pin
Firing Pin: Upgraded Colt M16 firing pin
Extractor Spring: Upgraded And Hardened Tool Steel with Silicon and Black Buffer
$139.00 available for immediate pick up.
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