The AR15 Complete Bolt Carrier Group comes assembled and ready to go. It is constructed of phosphate coated 8620 steel with chrome-lined interior and gas key.

• Model: Complete BCG
• Material: 8620 Steel
• Finish: Black Phosphate

*Item must be returned in unused condition and in the original manufacturer's packaging (if applicable). If an item arrives non-defective and accurate to its description, this guarantee does not apply and returns will not be organized in those situations. Please confirm compatibility and specifications with us regarding item LBE Unlimited Complete BCG Black Phosphate 8620 before purchasing if you are unsure.