RECOILtv's video: Testing the SureFire OBC Bolt Carrier Group

SureFire's OBC system uses new bolt carrier geometry, a rebounding counterweight and redesigned gas key, a shorter buffer, a new buffer spring, and some other voodoo to slow the BCG and increase the time the system has to strip and load the next round. Relevant. Honest. Unfiltered. In-depth gun reviews & tests, firearms news, product releases, training and more. Download the free RECOILtv App & you’ll have immediate and unrestricted access to ALL of our videos: I P H O N E: https://tinyurl.com/y4hgwqw6 A N D R O I D: https://tinyurl.com/vrwhjk4 R O K U: https://tinyurl.com/rxkcr3t Read all the latest gun articles and product news at our official site, https://www.recoilweb.com/