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Davidson Defense AR-15 .223/5.56 Ejection Port Door Assembly with Rod & Spring, Black

Part Number: 4390
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Details

AR-15 .223/5.56 Ejection Port Door Assembly with Rod & Spring, Black

This is a standard AR-15 ejection port door assembly, machined from aluminum and finished in black, built for .223 Remington/5.56 NATO upper receivers. The kit includes the ejection port door, hinge rod, spring, and retaining clip.

Key Features

  • Standard ejection port door assembly
  • Aluminum construction, black finish
  • Unmarked door
  • Compatible with .223 Remington/5.56 NATO upper receivers
  • Ejection port door, hinge rod, spring, and retaining clip included

Construction and Function

This ejection port door is machined from aluminum and finished in black, built as a standard, unmarked cover for the ejection port on a compatible AR-15 upper receiver. The complete assembly includes the hinge rod, spring, and retaining clip needed for installation.

Compatibility

This assembly is compatible with AR-15 upper receivers chambered in .223 Remington or 5.56 NATO.

Follow all manufacturer instructions and safe handling practices.
Ensure compliance with all applicable federal, state, and local laws.

Specifications

Model: AR-15 Ejection Port Door, Rod and Spring

Component: Ejection Port Door Assembly

Platform: AR-15

Caliber Compatibility: .223 Remington / 5.56 NATO

Size: Standard

Door Material: Aluminum

Color: Black

Finish: Black

Markings: None

Configuration: Standard Ejection Port Cover

Application: AR-15 Upper Receiver

Included Components: Ejection Port Door, Hinge Rod, Spring, and Retaining Clip

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