Unleashing Velocity: Exploring the .257 Roberts Ackley Improved
The .257 Roberts: The Foundation of a Legacy Cartridge Design The .257 Roberts, or 257 Bob, stems from the .30-06 Springfield case necked down to accept a .257-inch bullet. It gained popularity for its flat trajectory, moderate recoil, and effectiveness on a variety of game. Ballistic Performance of the Original The .257 Roberts was designed … Read more
