The Bushmaster F1002891 Bolt Carrier Group 5.56/300BLK Chrome Lined Phosphate AR-15 is built to deliver dependable cycling and long service life in AR-15 platforms chambered in .223 Rem, 5.56x45mm NATO, or 300 BLK. Featuring the signature Bushmaster logo on the bolt, this complete BCG is designed for shooters who want a robust, ready-to-drop-in upgrade or replacement for their rifle.

This bolt carrier group is well suited for general range use, training, and duty-style rifles where reliability is a priority. Its chrome-lined internals and phosphate exterior finish support smooth operation and ease of maintenance over extended round counts. Whether you are assembling a new AR-15 or refreshing a well-used carbine, this BCG offers a straightforward solution backed by Bushmaster’s long-standing reputation for dependable AR-pattern components.

• Manufacturer: Bushmaster
• Model: F1002891 Bolt Carrier Group 5.56/300BLK Chrome Lined Phosphate AR-15
• Caliber: .223 Rem / 5.56x45mm NATO / 300 BLK
• Compatibility: AR-15
• Notable Features: Chrome lined, phosphate coated bolt carrier group