https://greyhive.com/videos/watch/2f9f1972-4080-4a00-a017-3d8d798fddfe Instructions for installing a Cain Arms 2011 9mm +5 magazine extension on any 2011 or 1911 double stack magazine. https://www.cainarms.com/product/2011-1911-double-stack-5-magazine-extension/ Thu, 21 May 2026 17:38:41 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/2f9f1972-4080-4a00-a017-3d8d798fddfe All rights reserved, unless otherwise specified in the terms specified at https://greyhive.com/about and potential licenses granted by each content's rightholder.