Davidson Defense 450 Bushmaster and 458 Socom BCG
This bolt carrier group is for an AR-15 chambered in .450 Bushmaster or .458 Socom and has a nitride finish. This BCG is HPT tested/MPI marked. These BCGs are produced using the most precise milling and turning tools and equipment in the industry to instill customer confidence in the quality of the finished part.
Caliber: .450 Bushmaster, .458 Socom