https://greyhive.com/videos/watch/812cfe94-fe80-43a6-b6d8-275633c8ebbc #RoscoManufacturing #purebred #spr #mk12 #m12mod0 #precisionrifle #precisionbarrel #ar15 #sniperrifle #ottercreeklabs #ocm5 #guns #firearms #shooting  Rosco Manufacturing provided me with one of their Purebred 18 inch SPR barrels so I ditched the factory barrel in my PSA MK12 Mod 0 and installed the Rosco. The accuracy gains were immediate but full potential is yet to be realized. Once I do some load development I expect amazing results from this barrel.  Use code KYTAC for 10% off at Brownells Thanks for watching, please like and SUBSCRIBE. Be sure to check the bell icon to get all notifications.  Use code KYTAC for 10% off your next purchase at Burn Proof Gear Check out the Kentucky Tactical Facebook page here: https://www.facebook.com/profile.php?id=100084959615954&mibextid=ZbWKwL Follow me on Instagram at kentucky.tactical here's the link: https://instagram.com/kentucky.tactical?igshid=YTQwZjQ0NmI0OA== Copyright free music by: Music:Seize The Ultimate Musician:Paul Werner Tue, 14 Jul 2026 04:00:17 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/812cfe94-fe80-43a6-b6d8-275633c8ebbc All rights reserved, unless otherwise specified in the terms specified at https://greyhive.com/about and potential licenses granted by each content's rightholder.