Upgrade your AR-308 or LR-308 rifle with the Battle Arms AR308 Complete Ejection Port Cover Door Assembly with Pin and Spring. This precision-engineered dust cover assembly provides reliable protection for the ejection port, shielding internal components from dust, debris, and moisture during transport and storage.
Key Features
- Complete Assembly: Includes the ejection port door, retaining pin, and spring for straightforward installation on compatible upper receivers.
- Mil-Spec Design: Manufactured to exacting standards for a secure fit and smooth operation on AR10/308 platforms.
- Durable Construction: Crafted from high-quality 7075-T6 aluminum for long-lasting performance in demanding conditions.
- Lightweight Profile: Weighs just 4 units, minimizing added bulk without compromising strength.
Benefits for Your Build
Whether you’re assembling a new rifle or restoring an existing one, this assembly addresses common issues like missing or worn dust covers that can lead to malfunctions or contamination. The spring-loaded design ensures the cover stays securely closed when not in use yet opens reliably during firing cycles. Enthusiasts appreciate the consistent fit that eliminates guesswork during upper receiver builds.
Specifications
- SKU: 11065 / AR308-EPCA
- Compatibility: AR-308 / LR-308 / AR10 platforms
- Components: Door, pin, and spring
- Material: 7075-T6 Aluminum
- Weight: 4
- Finish: Standard anodized black
Why Choose Battle Arms
Battle Arms Development is recognized for producing dependable tactical components that meet the needs of serious shooters and builders. This ejection port cover assembly delivers the reliability and precision required for professional-grade firearms.
Ensure your AR-308 upper receiver is fully equipped with this essential accessory for optimal protection and function.








