Cross Machine Tool Bolt Carriers Gun Parts
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  • Bolt Carriers
  • Cross Machine Tool

Filter Cross Machine Tool Bolt Carriers Gun Parts

2 months ago
The Cross Machine Tool Co. complete bolt carrier group is a high quality upgrade for your next build. The carrier is machined from tough 8620 steel with a full mass M16/full auto for optimal reliability and strength. The 9310 steel bolt assembly is magnetic particle inspected. The complete assembly is ready to drop in to your favorite .223 Rem, .223 Wylde, 5.56 NATO, or 300 BLK build! Features: - 5.56 NATO / 300 BLK - M16-cut 8620 Carrier - 9310 Bolt Assembly - Magnetic Particle Inspected - Properly staked gas key - Salt bath nitride finish - Made in the U.S.A.