50 cal. is a good choice in that it seems to be the industry's new standard. You can usually find 50 cal. projectiles and accessories at many sporting goods stores that sell muzzle loader supplies.
You're right Pete. I got an elk at 147 yards with a .50 PRB a couple years ago. It didn't go 10'. Apparently they got some Commiefornia Snowflake running the CPW division now! .50 to .54 doesn't even make sense! Stay well Pete.It used to be a good choice but now it's too small for elk in Colorado if you use a PRB.
you're very meticulous in regards to fine detail .......maybe you should consider building a period piece...like a J Henry trade rifle.
Warning About this Mixturer, this is how you make Chlorine gas is greenish-yellow and smells like bleach. ... This yellowish-green gas crystallizes as bright orange crystals at −59 °C. At room temperature ... Contact with the escaping gas may cause frost bite. ... I know as we did this by accident 15 years ago, since then we have no taste or smell from a brief smell of this gas. The doctors told us we were lucky we didn't die on the spot.First Birchwood Casey's instant blue. Then put the parts in Clorox bleach for 10 to 20 minutes. Remove, scrub with baking soda to neutralize, then buff back to where I wanted it with Scotch Brite gray pad. The blue and the Clorox causes a chemical reaction which etches the metal and leaves the etch dark.