https://greyhive.com/videos/watch/8fc7956a-281d-43f4-a881-a1d9b680c249 CMMG Mk57 groups. Five rounds of each brand 40gr Fiocchi FMJ. 55gr Detroit Ammo Company subsonic. 5” barrel for 5.7. KR-103SFS in 7.62x39 16” barrel. Belom 123gr FMJ. 25 yards for all groups pictured. Tue, 03 Nov 2026 15:15:40 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/8fc7956a-281d-43f4-a881-a1d9b680c249 All rights reserved, unless otherwise specified in the terms specified at https://greyhive.com/about and potential licenses granted by each content's rightholder.