https://greyhive.com/videos/watch/597af488-1990-411a-8b9c-eda1b3ad6bec Why the Navy cut the M4 in half, and why Clint Morgan still loves the MK18. Plus, how it stacks up against the M4A1 and where 300 Blackout fits in. MK18 or 300 Blackout? Let us know below. Tue, 20 Oct 2026 07:11:19 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://greyhive.com https://greyhive.com/lazy-static/avatars/5746210d-885d-44b2-9be0-92bf1e4d34df.webp https://greyhive.com/videos/watch/597af488-1990-411a-8b9c-eda1b3ad6bec All rights reserved, unless otherwise specified in the terms specified at https://greyhive.com/about and potential licenses granted by each content's rightholder.