12-20-2021, 02:26 PM
Harpoon1 Wrote:Thats an interesting chart.
Just for reference, I can get 2650 out of my Howa Grendel 20 HB with 33 grns of Lever and a123 ELD-M ! According to the chart, their 26 Creedmoor test gun needed 33 grns of H4895 for the same speed. Wow!
Bigger case less PSI, also shows the efficiency of the Grendel case

