AR15 BOLT CARRIER GROUP 6.8SPC/224 VALKYRIE RADICAL FIREARMS
AR-15 Semi-Auto bolt carrier group from Radical Firearms.
• Ready to drop into the rifle upper of your choice.
• Staked gas key prevents gas leakage that leads to short stroking
• Steel with black nitride finish
• Fits AR-15 upper receiver chambered in 6.8SPC/224 Valkyrie