Thread: subs in a saum

Thanks for the replies looking on google with a 220gn pill and trailboss at 10gns gives a 50% fill not sure thats safe.used subs in the 308 when had it and found them usefull at times. will do more research before trying
Cheers Huk

Originally Posted by Huk

Thanks for the replies looking on google with a 220gn pill and trailboss at 10gns gives a 50% fill not sure thats safe.used subs in the 308 when had it and found them usefull at times. will do more research before trying
Cheers Huk

Hodgdon specifies a minimum of 60% of case capacity for Trail Boss and gives 16.3 grains as a minimum start load in the 300 WSM with the 150 grain so I would not go below 60% of capacity which would be around 12 grains from your figures. Best accuracy would likely be higher than that.
GPM.