The CMMG Inc. 55BA6E3 Ejection Port Cover Kit is essential for enhancing the functionality of your firearm. Designed for seamless integration, this kit ensures smooth operation during builds or repairs. It includes a high-quality ejection port cover, a durable rod, and a reliable spring, making it the perfect choice for both novice and experienced gunsmiths. For Builds or Repairs Ejection Port Cover Rod Spring Optimize your firearm's efficiency with the CMMG EJECTION PORT COVER KIT and enjoy reliability in every shot.