Wilson Combat Bolt Carrier Assembly 5.56 NATO Low Mass Nickel Boron Polished NIB Stainless

Wilson Combat Bolt Carrier Assembly 5.56 NATO Low Mass Nickel Boron Polished NIB Stainless. The Wilson Combat Bolt Carrier Assembly comes in several different finishes depending on your shooting needs: nickel boron black nitride and parkerized. Nickel boron offers resistance against corrosion and increases lubricity which makes the bolt carrier easier to clean. Parkerized Bolt Carrier Groups have a manganese phosphate coating that increases the thickness of the bolt carrier. The black nitride coating is very durable and resistant to corrosion while having a smooth finish for easier operation. No matter what finish works for your needs these bolt carrier assemblies are drop-in-ready and feature a staked gas key. You are ready to go with just a few clicks. Improve your AR-15's action and recoil from the moment you pull the trigger. Specifications for Wilson Combat Bolt Carrier Assembly: Manufacturer: Wilson Combat Carrier Material: 8620 Steel Bolt Material: 9310 Steel Caliber: 300 HAM'R 7.62x40mm Wilson Tactical 5.56x45mm NATO .300 AAC Blackout .223 Remington .204 Ruger Gun Make: AR Platform Hand: Ambidextrous Features of Wilson Combat Bolt Carrier Assembly: Bolt material is aerospace grade 9310 MPI inspected; Mil-Spec parts ensure a long service life; Machined ejector and extractor per mil specs; Full Auto carrier (see note); Drop in fit for any quality 5.56 case head based AR rifle (.223/5.56 NATO .300 Blackout .204 Ruger300 HAM'R or 7.62X40 WT) Package Contents: Wilson Combat Bolt Carrier Assembly C0-BCG-WCBCASM What firearm models does the manufacturer say Wilson Combat Bolt Carrier Assembly is compatible with? The manufacturer suggests that Wilson Combat Bolt Carrier Assembly is compatible with AR-15Wilson Combat TR-BCA-LM-PNIB: Bolt Carrier Assembly 5.56 NATO Low Mass Nickel Boron Polished NIB Stainless