The Peruvian is much harder to find. An intermediate size action, it is perfect for a 7 x 57.
A large ring with a small barrel shank,, Tom Burgess would often grind the sides of receiver rings down to make a small ring action
Ironically, the Standard Length Oberndorf Sporters in 7x57 were highly prized for the ability to seat bullets out.
Yes, Tom would ovalize the receiver ring gives it a unique look and allows the stock and barrel to be thinner.
But it is a standard length action with intermediate length bolt.
