https://greyhive.com/videos/watch/e8f32fb8-3bb4-427c-ade5-422032a145c3 Ops-Core Lockdown Liner retrofit install. We walk through how to add all the new features to your previous generation Ops-Core FAST Helmet. Loadouts and discounts here ➡️https://link.thinlinedefenseco.com/LockDownLinerInstall 00:00 Ops-Core Liner Retrofit 02:20 Sponsor - Dynamic Principles - Discount Code TLDco 03:15 Do you want powerpath rails?? 03:44 Step 1: Disassembly 04:51 Step 2: Attach Attachment Coins 05:51 Step 3: Install Pads 08:11 Step 4: Install Hardware 10:15 Step 5: Adjustment & Fit 11:54 Comms Headband Setup 12:30 All the new new! (DISCLAIMER: Filming adhered to safety protocols at a licensed public range, supervised by certified professionals, featuring only legal items. Compliance with all Federal, State, and Local laws was maintained throughout. This video does not reflect the opinions of any federal entity in any way and all opinions are solely those of the TLD team. Magazines in videos have all been modified to the much less scary 29-round magazines. Remember, We're idiots. This post may include paid advertisements or affiliate links. If you use one of the gear links, Thin Line Defense Co earns a small commission without any additional cost to you. This supports the growth of our channel and enables us to review more quality gear for you. Thank you for your incredible support!) Sun, 31 May 2026 22:27:50 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://greyhive.com https://greyhive.com/lazy-static/avatars/6094f644-7703-4c4f-a34f-a1e437f27e03.webp https://greyhive.com/videos/watch/e8f32fb8-3bb4-427c-ade5-422032a145c3 All rights reserved, unless otherwise specified in the terms specified at https://greyhive.com/about and potential licenses granted by each content's rightholder.