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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..
Features:M16 Style (Full Auto).223/5.56 CaliberMil-SpecPrecision MachinedHeat Treated SteelHMB Bolt - 9310 steelCam-Pin 4340 Steel8620 Gas CarrierMade in USAUltra Hard Black Nitride FinishFits: AR-15 / M16..
AR-15 .223/5.56 Bolt Carrier Group- Black Nitride (Made in USA)Carrier    M16 style (Auto)    Machined from 8620 tool steel    Heat treated to military specificationsBolt    Machined from 9310 tool steel    Heat treated to mi..
CarrierM16 styleMachined from 8620 tool steelHeat treated to military specificationsBoltMachined from 9310 tool steelHeat treated to military specificationsShot PeenedGround to meet military required tolerancesMPI (Mag Particle Inspected).125 bolt face depthGas KeyMachined from 4140He..
The cam pin is made to mil-spec standards for use with AR-15 & M16 bolts and bolt carriers..
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 Hea..
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