Share: Title:Enhanced Combat Helmet (ECH) Training Video Duration: 11:34 Plays: 278K views Published: 10 years ago Download MP3 Download MP4 Simillar Videos ▶️ 5:35 Marine Corps Systems Command Overview 278K views • 3 years ago ▶️ 29:11 Infantry Combat Equipment — Usmc Pack System 278K views • 12 years ago ▶️ 5:21 Marine Corps Systems Command: Equipping Our Marines | What Is Marine Corps Systems Command 278K views • 1 year ago ▶️ 17:27 Plate Carrier Training Video 278K views • 10 years ago ▶️ 4:51 Us Marine Corps Systems Command - Future Fires Unmanned Artillery & Rockets Concept [720p] 278K views • 6 years ago