The ALG Phosphate Mil-Spec Bolt Carrier Group (BCG) is a great replacement or backup for your current AR, or a perfect starting point for your next build. The Bolt is CNC ground after heat treat for true Mil Spec dimensionís and fit. Made of case hardened 9310 steel, shot peened, and ships with the Crane O ring installed. Our bolts are High Pressure Tested (HPT) and Magnetic Particle Inspected (MPI).
The Carrier is made of 8620 steel, the gas key is 4130 steel and is attached with Grade 8 hardware and properly staked. The ALG Phosphate BCG is compatible with AR15 rifles chambered in .223/5.56, .300 Blackout, and 6.8 SPC.†
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Phone: 919 818-3649
Address: 2533 Atlantic Ave, Suite 103, Raleigh, NC 27604
Phone Hours: Monday-Friday, 8am - 4pm Eastern Standard Time (EST)
Walk-In/Retail Store Closed Currently
Online Sales Ship As Per Normal
Online Orders Normally Ship in 1-2 Business Days, Expect Slight Delays In Some Cases.
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International Customers: Please Consider a Third Party US Shipper for Orders.
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Orders are not processed on the weekends.
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