atvalaska
Member
Hodgdon gives imr 4198 a low of 47grs a high of 50grs same 400 gr speer bullet...an the SPEER book sayz 42 grs on the low side and 46 on the high side .. (45-70 with both books saying there in the single shot modern rifle/49000cup range) HOW can there be that much range in the results ? near as i can tell its a 24" barrel ... i know start 10% down and work "up" your load...