which break, barrel length, barrel cotour, and twist?

[nathank]

Hello. I'm building a LR 300wm. I'm looking to build around a 13-15 pnd rig. I will be putting a joel russo stock on it. So the question is wats a good barrel contour, twist , and wats a good break?

 

[Coyboy]

Light or medium Palma contour 10 twist at 26-28 inches. Lots of brakes that work pick one you like, Prone= side baffels, bench work Radial holes.