https://greyhive.com/videos/watch/311921e0-7600-46ad-bfbd-6dfc6d2890a1 Here are a few common questions we get about the PX4 G-SD. Knowing is half the battle. 0:00 Intro 0:25 Does The New Barrel Fit Legacy PX4's 0:40 Can I Get A Threaded Barrel? 1:03 Magazine Compatibility 1:20 Can I Shoot .40? 1:40 Outro Sat, 19 Sep 2026 04:24:51 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/311921e0-7600-46ad-bfbd-6dfc6d2890a1 All rights reserved, unless otherwise specified in the terms specified at https://greyhive.com/about and potential licenses granted by each content's rightholder.