The 17-357 RG Project Cartridge
I was staring at a couple of 17 HMR and 357 SIG cartridges, while trying to scrape some recently fallen tuna and mayo off of my keyboard, when my brain merged the images of the two rounds into what looked like a miniature WSM. I opened RCBS.Load and QuickLOAD, working different case configurations and powder alternatives, until I realized there was potential for a nifty 17-357 RG cartridge. Before I get a pile of email advising me that Kit Coyote, the famous Shooting Guns editor made the same cartridge in '03, I would like to go on record saying I don't care, and Kit is welcome to the fame he deserves from the original effort. In fact, there are a number of .172 cartridges out there, some with similar capacity cases. The .17-22 Hornet Ackley Improved with a 13....