Description
Sons of Liberty Gun Works Bolt Carrier Group is a premium BCG that leaves no stone unturned when it comes to quality control and performance.
Bolt:
Precision machined from Carpenter Technology No. 158 chrome-nickel alloy
Heat treated per mil-spec,
Shot peened per ASTM B851/SAE AMS2430S,
Vibratory tumbled
Individual high pressure/proof (HP) test
Full Auto test fired at assembly
Individual magnetic particle inspection ASTM E1444/E1444M (MP)
Markings deep laser engraved (SP=Shot Peened, HP=High Pressure Tested, MP=Magnetic Particle Inspection.)
Extractor:
Precision machined from 4340 tool steel alloy per SAE AMS6415T/AMS6484D (vs 4140)
Heat treated
Shot peen per ASTM B851/SAE AMS2430S
Extractor Retaining Pin:
Precision machined and ground S7 Tool Steel
Heat treated per ASTM A681-08
Shot peened per mil-spec print
Extractor Spring:
Tactical Springs/Sprinco 5 coil, ASTM Grade A401 Chrome Silicon wire stock
Heat treated
Stress relieved, Molybdenum-Disulfide infused
Cryogenic processed (Hidden post winding)
Mil-spec black insert/synthetic elastomer extractor buffer (nitrile-butadiene, shore hardness 80+/-5 durometer per MIL-PRF-6855)
Ejector:
S7 Tool Steel
Heat treated per ASTM A681-08
Shot peened per Mil-Spec
Ejector Spring:
Heat treated
Mil Spec
Gas Rings:
Standard stainless steel per Mil-Spec X3
Carrier:
Machined from AISI 8620 aircraft quality alloy per ASTM A108/A322-13
Full auto profile
Heat-treated
Carburized/strain relieved, hard chrome bore
Precision ground gas key interface
Sons of Liberty Battle Flag logo deep laser engraved
Gas Key:
Machined from 4130 Chromoly steel alloy per ASTM A108/A322-13
Heat-treated; hard chrome internal
Permatex sealed
Grade 8 hex screws torqued and staked Hidden per mil-spec
Cam Pin:
Precision machined 4340 Chromoly steel alloy per SAE AMS6415T/AMS6484D
Heat-treated/processed per mil-spec
Solid film lubricant applied and cured per mil-spec
Firing Pin:
Precision machined 8640 steel alloy
Heat treated/processed per mil-spec
Hard chrome plate
Firing Pin Retaining Pin:
Precision machined from 1038 carbon steel
Heat-treated/processed per mil-spec
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Compare prices for 676821073297 - Sons of Liberty Gun Works SOLGW Bolt Carrier Group, 5.56mm/300 AAC Blackout, 158 Carpenter, Hard Chrome Coating, Black, SOLGWBCG556-CHROME SOLGWBCG556CHROME from all vendors
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$237.50
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Flat $8.99, Free over $175 | |||
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$237.50
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$8.99 Flat Rate | |||
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14.99 | |||
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$14.99 | |||
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$14.95 | |||
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Calculated in Cart | |||
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7.95 | |||
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$217.55
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Free Shipping on most orders over $49 | |||
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$217.55
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no info | |||
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$217.55
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$17.85 + $16.99 Firearm Fee | |||
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$217.55
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no info | |||
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$217.55
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no info | |||
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$217.55
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$10.95 flat rate | |||
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$217.55
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Flat Rate Starting at $11.99 | |||
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$217.55
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Calculated in Cart | |||
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$223.85
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Free shipping on orders over $300 | |||
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$223.99
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no info | |||
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$225.79
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9.99 | |||
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$226.99
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9.99 | |||
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$230.53
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$19.95 Handguns, $29.95 Long Guns | |||
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$233.99
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$29.99 Handguns, $39.99 Long guns, $19.99 Ammunition, $19.99 Suppressor, $12.95 Everything else, Orders over $1000 ship free | |||
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$239.17
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8.95 | |||
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$243.31
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19.99 | |||
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$247.04
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Additional, Calculated in cart | |||
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$253.99
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$9.95 shipping on Firearms, No CC Fees | |||
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$253.99
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$29.99 Handguns / $19.99 Long Guns | |||
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$253.99
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See price at checkout | |||
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$259.53
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$30 Flat rate per order | |||
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$262.99
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8.95 | |||
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$278.99
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35.00 |
