ZRODelta .450 Bushmaster/.458 SOCOM M16 Performance Bolt Carrier Group Nitride 9310 Bolt w/ Billet Extractor Black Small. 450 Bushmaster/.458 SOCOM M16 Performance Bolt Carrier Group. Developed working with some of the most extremely strong and dependable components in existence these Bolt Carrier Groups from ZRODelta will present you with something that will give many years of consistency. ZRODelta has been developing high quality products for a very long time and the ZRODelta .450 Bushmaster/.458 SOCOM M16 Performance Bolt Carrier Group is their particular means of revealing exactly how much they care. At OpticsPlanet we make it our responsibility to get the perfect solution for your needs and featuring the ZRODelta .450 Bushmaster/.458 SOCOM M16 Performance Bolt Carrier Group is a thing that we are happy to offer. Specifications for ZRODelta .450 Bushmaster/.458 SOCOM M16 Performance Bolt Carrier Group: Manufacturer: ZRODelta Color: Black Finish: Nitride Caliber: .450 Bushmaster Gun Model: M16 Package Contents: ZRODelta .450 Bushmaster/.458 SOCOM M16 Performance Bolt Carrier Group What firearm models does the manufacturer say ZRODelta .450 Bushmaster/.458 SOCOM M16 Performance Bolt Carrier Group is compatible with? The manufacturer suggests that ZRODelta .450 Bushmaster/.458 SOCOM M16 Performance Bolt Carrier Group is compatible with M16ZRODelta 7034-0044-0000: .450 Bushmaster/.458 SOCOM M16 Performance Bolt Carrier Group Nitride 9310 Bolt w/ Billet Extractor Black Small