
Availability: In Stock
The Spike's Tactical SED7008 Semper Fidelis AR-15 ejection port door is a functional upgrade for your rifle's receiver that combines dependable protection with a touch of tactical character. This black phosphate steel door shields your AR's ejection port from dust, debris, and carbon fouling during storage and transport—keeping the inside of your upper receiver cleaner between range sessions and hunts. It's a straightforward part that does one job well, and the Semper Fidelis branding appeals to those who value a bit of mil-spec attitude in their build.
Installation is straightforward on any standard AR-15 upper receiver. The black phosphate finish matches the color and corrosion resistance you'd expect from a quality steel AR part, blending seamlessly with most builds without drawing attention. This isn't a flashy upgrade—it's the kind of detail that responsible shooters appreciate: less junk inside the receiver means fewer cleaning surprises and potentially fewer malfunctions downrange.
Whether you're building a duty rifle, a hunting AR, or just want to keep your competition gun running clean, a good ejection port door is cheap insurance. Spike's Tactical has built a reputation for no-nonsense AR components, and this door fits that philosophy. It's a small part that pays dividends in longevity and reliability.
| Brand | Spike's Tactical |
| Model | SED7008 |
| Material | Black Phosphate Steel |
| Finish | Black Phosphate |
| Compatibility | AR-15 Upper Receiver |
Yes, the SED7008 is designed for standard AR-15 upper receivers. It installs on the ejection port and functions with any compatible upper.
It covers the ejection port opening to keep dust, dirt, and carbon fouling out of your receiver during storage, transport, and downtime. This reduces cleaning workload and helps protect internal components from contamination.
No. The ejection port door installs and removes easily on a standard AR-15 upper receiver without special tools.

SKU: 115730703 • Width: 1in • Height: 0.4in • Depth: 3.4in • Weight: 0.1oz





Availability: In Stock
The Spike's Tactical SED7008 Semper Fidelis AR-15 ejection port door is a functional upgrade for your rifle's receiver that combines dependable protection with a touch of tactical character. This black phosphate steel door shields your AR's ejection port from dust, debris, and carbon fouling during storage and transport—keeping the inside of your upper receiver cleaner between range sessions and hunts. It's a straightforward part that does one job well, and the Semper Fidelis branding appeals to those who value a bit of mil-spec attitude in their build.
Installation is straightforward on any standard AR-15 upper receiver. The black phosphate finish matches the color and corrosion resistance you'd expect from a quality steel AR part, blending seamlessly with most builds without drawing attention. This isn't a flashy upgrade—it's the kind of detail that responsible shooters appreciate: less junk inside the receiver means fewer cleaning surprises and potentially fewer malfunctions downrange.
Whether you're building a duty rifle, a hunting AR, or just want to keep your competition gun running clean, a good ejection port door is cheap insurance. Spike's Tactical has built a reputation for no-nonsense AR components, and this door fits that philosophy. It's a small part that pays dividends in longevity and reliability.
| Brand | Spike's Tactical |
| Model | SED7008 |
| Material | Black Phosphate Steel |
| Finish | Black Phosphate |
| Compatibility | AR-15 Upper Receiver |
Yes, the SED7008 is designed for standard AR-15 upper receivers. It installs on the ejection port and functions with any compatible upper.
It covers the ejection port opening to keep dust, dirt, and carbon fouling out of your receiver during storage, transport, and downtime. This reduces cleaning workload and helps protect internal components from contamination.
No. The ejection port door installs and removes easily on a standard AR-15 upper receiver without special tools.
SKU: 115730703 • Width: 1in • Height: 0.4in • Depth: 3.4in • Weight: 0.1oz
