.450 Bushmaster AR-15 Bolt Carrier Groups
.450 Bushmaster BCGs have a wide bolt face, and will usually require a heavier buffer to cycle properly.
Sort
Filter
List
Grid
-
Bear Creek Arsenal .458 SOCOM / .450 Bushmaster AR-15 Bolt Carrier Group – Nitride
Bear Creek Arsenal .458 SOCOM / .450 Bushmaster AR-15 Bolt Carrier Group - Nitride For your next big-bore AR15 build, the Bear Creek Arsenal .458 SOCOM / .450 Bushmaster Bolt... -
Faxon Firearms 458 Socom/450 Bushmaster Bolt Carrier Group – Black Nitride
Nitrided Bolt-Carrier Group Designed for 458 Socom & 450 Bushmaster Rifles This Faxon Firearms Nitride Bolt Carrier Group is a high-quality upgrade designed to fit both the 458 Socom and...
Back to top