Adam5
Senior Member
I’m looking at changing my loads for full power .357 Mag rounds. My full power loads have been a 158gr Hornady XTP over 15.8gr of W296 and a magnum primer. My friend that taught me to load and that I load with has been using this load for many years in longer barrel revolvers. It’s great for those, but is a handful in my smaller and lighter Colt King Cobra with its 3” barrel.
I’ve been researching load data for shorter barrels, but am coming up blank. Lyman lists it’s data as being from a 4” which is close. Everyone else uses 6”-8” barrels for testing. Hodgdon even uses a 10” barrel for their .357 Mag test data.
Does anyone have a good data source for shorter barrels?
I’ve been researching load data for shorter barrels, but am coming up blank. Lyman lists it’s data as being from a 4” which is close. Everyone else uses 6”-8” barrels for testing. Hodgdon even uses a 10” barrel for their .357 Mag test data.
Does anyone have a good data source for shorter barrels?