Winchester Supreme 780, a ball powder, is designed for those wanting an easy- metering propellant that emulates popular factory loads. Supreme 780 is the identical ball powder loaded in Winchesters factory Supreme ammunition including 243 Win, 270 Win, and 300 Win Magnum.
More Information
| Condition |
New in Box |
| Manufacturer Part Number |
780-1 |
| Type |
Reloading |
| UPC |
039288078012 |
