jjrothWA
04-11-2021, 07:23
Found some loads for an old Colt New Service.
180gr lead using Red Dot powder 4.5 to 5.2 gr, will drop by 0.10% for starters.
and for 180 gr XTP , using IMR-4227, 14.4 to 17.5 [reduce by 0.20%]
What say ye brothers [and Sisters]?
180gr lead using Red Dot powder 4.5 to 5.2 gr, will drop by 0.10% for starters.
and for 180 gr XTP , using IMR-4227, 14.4 to 17.5 [reduce by 0.20%]
What say ye brothers [and Sisters]?