hunter24605
Handloader
- Apr 30, 2016
- 2,532
- 4,177
Finally got around to trying out RS Magnum in the 280 Ack with the 143 Hammer Hunter. I’m happy with 3119 from a 22” barrel and 3/4” inch. Worked up to 70.5 without seeing any pressure signs. Might be a tad more left. Being a ball powder I used a magnum primer.