I built one of these rascals about 4 years ago and it is fantastic. Use to use 25-06 or 6mm for deer. If you can do your job the 6.5-06 is devastating on crows and magpies too!
Go with what YOU want or you will be questioning your choice forever or till you build what you wanted in the first place.
I stayed with the 280 Dies were easier to get for me and I bought it and went shooting no real forming brass and good bullet choice.
150 fps to 200 fps did not mean a...
No Gauge preset like on a Bar-B-Que.
Those little torches do not need a lot of propane.
I had one torch head plug off and had to replace it a year or so after setting it all up working great since then, last couple years.
Will try to remember to take a pic for you.
Ken.
I did this but with a 100# bottle mine is out in my shop not in the house and I went to the local propane supplier and bought all the fittings and hoses I needed to go from tank to torch heads.
Regulator being used on tank.
Works super duper!!
Ken.
Hang my hat in Central Alberta. Varmint, Big Game and Migratory Birds.
Target Shoot and just plink for fun.
Black Powder Cartridge Rifles are my preferred method, Have not gotten into black powder shotgun yet.
Ken.