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Bolt Carrier Groups

Bolt Carrier Groups
M16 Style (Full Auto).223/5.56 CaliberLIGHTWEIGHTMil-SpecPrecision MachinedHeat Treated SteelShot Peened MPI Bolt - Carpenter 158 Material8620 Gas CarrierMade in USAUltra-Hard Black Nitride FinishFits: AR-15 / M16..
M16 Style (Full Auto).223/5.56 CaliberMil-SpecPrecision MachinedHeat Treated SteelShot Peened MPI Bolt - Carpenter 158 Material8620 Gas CarrierUltra Hard Black Nitride FinishMade in USAFits: AR-15 / M16..
MANUFACTURED TO FIT THE MIL SPEC STANDARD LOWER PARTS KIT Ramped carrier group uses standard mil-spec hammerSpring loaded enhanced firing pinMachined from 8620 tool steelFinish: NitriteCompatible with both GLOCK and COLT 9mm AR-9 magazinesDrop in readyProperly staked keyRemovable ramped counter..
MADE IN THE U.S.A Heat treated, shot peened, relief cut, and machined to exact mil spec dimensions.Nickel boron coated to provide increased lubricity and much greater wear resistance than other finishes. The coating makes easier cleaning Bolt Features Carpenter 158 Steel He..
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