rifle build

Hello I am plaining on building a 585 nyati rifle from a 1917 endfield. I need to order a barrel and I have a few questions. What is the best barrel length for it? , is it a good idea to add threads for a muzzle break ? , what is the best twist rate for it ? And what is the best barrel contour...

I’m am plaining on building a 585 nyati rifle out of a 1917 endfield action and I’m not completely sure was all goes into it. I know that you have to open the face of the bolt up for magnum and I also know you have to rebarrel it for the new caliber.what other modifications do I have to do to...

Hello I am plaining on building a 585 nyati rifle and I don’t know what magazine follower to use and same for the magazine spring. I would also like to know where I can buy said magazine folder and spring. Thank you

Hello I am plaining on building a 585 nyati rifle and I don’t know what magazine follower to use and same for the magazine spring. I would also like to know where I can buy said magazine folder and spring. Thank you

I am plaining on building a 585 nyati rifle and I need help in deciding what actions to use. I have heard that a rem 700 action will work. I have also heard that a 1917 endfield and 1914 one will work as well. Will any of these options work and is there any better options that Isent to expensive?

New Curtis Helix Action in a .590 Bolt face for your next rifle build $900