This excellent lightweight AR15 upper receiver by Bootleg comes with ejection port door.
Machined from forged 7075 Aluminum.
MIL-SPEC Hard Anodizing, forward
assist eliminated for weight saving and reduced snag risk.
design - 6.2 oz stripped (.8 oz lighter than a MIL-SPEC upper receiver)
1.7 oz lighter than a MIL-SPEC upper receiver with hardware installed.
Captured dust cover door pin eliminating the need for the E clip,
Increased barrel mounting circumference maintaining a solid barrel /
Interference fit barrel extension interface for