https://greyhive.com/videos/watch/e7ada934-870b-489a-907e-83cfb20fe7bb Go to my sponsor https://aura.com/kentuckytactical to get a 14-day free trial and see if any of your data has been exposed. Stop leaving yourself vulnerable to data breaches. In this video we'll look at the Brownells Exclusive Daniel Defense MK18 block II upper. I've built this upper out to a full clone build and equipped it with the new AS Designs ARC Fire FRT selector. Watch along as I give a detailed overview of how I built this MK18 out and the parts that went into it. Then we'll hit the range and put it through it's paces! If you're interested in doing your own build check out the link to Brownells on my Campsite page (link below) and be sure to use code KYTAC for 10% off your purchase.  Griffin Optimus 6 video - 💥 Chapters:  0:00 - Intro  1:16 - Channel Members 2:14 - The MK18 6:35 - Build Overview 18:36 - Range Test 20:41- AS Designs ARC FRT 21:39- Final Thoughts 🔔 Don’t forget to like, comment, and subscribe for more firearm content! 🔥 Exclusive Discount Codes ⬇️:  *Use code KYTAC for 10% off at Die Free Co  *Use code KYTAC for 10% off at Burn Proof Gear  *Use code KYTAC10 for 10% off at RTS Tactical  *Use code KYTAC for 25% off at Pro Ears  *Use code KYTAC for 10% off at Discovery Optics  Follow me on Instagram, I post Daily: https://instagram.com/kentucky.tactical?igshid=YTQwZjQ0NmI0OA== Follow the Kentucky Tactical Facebook page: https://www.facebook.com/profile.php?id=100084959615954&mibextid=ZbWKwL Follow Kentucky Tactical on X (Twitter): https://x.com/msharrod?s=09 Music by  No Sons of Mine / Misery, Killing Me #asdesigns #asdesignsarc #forcedresettrigger #3positionfrt #supersafety #mk18 #mk18block2 #brownells #brownellsexclusive Wed, 22 Jul 2026 01:38:10 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/e7ada934-870b-489a-907e-83cfb20fe7bb All rights reserved, unless otherwise specified in the terms specified at https://greyhive.com/about and potential licenses granted by each content's rightholder.