11-27-2023, 10:07 PM
As to barrel lengths, if we look at 1 bullet (123gr SST) and compare from 10.5 to 24:
10.5 2200-2250fps 260-270yds expansion, 225yds PBZ, 875yds supersonic
12.5 2280-2350fps 300-350yds expansion, 240yds PBZ, 900yds supersonic
14.5 2350-2420fps 350-400yds expansion, 240yds PBZ, 950yds supersonic
16 --2420-2470fps 400-420yds expansion, 250yds PBZ, 975yds supersonic
18 --2450-2500fps 410-440yds expansion, 250yds PBZ, 1000yds supersonic
20 --2520-2590fps 450-490yds expansion, 250yds PBZ, 1050yds supersonic
22 --2550-2620fps 475-525yds expansion, 255yds PBZ, 1075yds supersonic
24 --2590-2640fps 500-520yds expansion, 260yds PBZ, 1100yds supersonic
10.5 2200-2250fps 260-270yds expansion, 225yds PBZ, 875yds supersonic
12.5 2280-2350fps 300-350yds expansion, 240yds PBZ, 900yds supersonic
14.5 2350-2420fps 350-400yds expansion, 240yds PBZ, 950yds supersonic
16 --2420-2470fps 400-420yds expansion, 250yds PBZ, 975yds supersonic
18 --2450-2500fps 410-440yds expansion, 250yds PBZ, 1000yds supersonic
20 --2520-2590fps 450-490yds expansion, 250yds PBZ, 1050yds supersonic
22 --2550-2620fps 475-525yds expansion, 255yds PBZ, 1075yds supersonic
24 --2590-2640fps 500-520yds expansion, 260yds PBZ, 1100yds supersonic
NRA Basic, Pistol, Rifle, Shotgun, RSO
CCW, CQM, DM, Long Range Rifle Instructor
6.5 Grendel Reloading Handbooks & chamber brushes can be found here:
www.AR15buildbox.com
CCW, CQM, DM, Long Range Rifle Instructor
6.5 Grendel Reloading Handbooks & chamber brushes can be found here:
www.AR15buildbox.com