52 grains is case capacity to top of neck, so 46 should be the practical limit. If you must have more speed or powder capacity a 3006 reamer is the answer, after all the 308 is just a 3006 that didnt...
Type: Posts; User: Marty Henry
52 grains is case capacity to top of neck, so 46 should be the practical limit. If you must have more speed or powder capacity a 3006 reamer is the answer, after all the 308 is just a 3006 that didnt...