300 prc & 375 Ruger

[DirectDrive]

...and in turn, .404 Jeffery vs. .505 Gibbs...

View attachment 1158846

...

And every one of the square mm on the case head sends more recoil back on the shooter.

For Sale :
Beautiful Mk V 30-378 WBY
Shot only once

 

[DeanMk]

505 Gibbs, IIRC, is the parent design adapted to make the Cheyenne Tactical (Cheytac) line of cartridges. The bolt face is huge.

I believe you are correct.

 

[DeanMk]

And every one of the square mm on the case head sends more recoil back on the shooter.

For Sale :
Beautiful Mk V 30-378 WBY
Shot only once

I'm sure they all pale in comparison to the .600 Overkill. ( )

(comment on a 175 gr. load of H414 pushing a 900 gr. Woodleigh FMJ @ 2400 MV)...The forearm is difficult to hold onto at this velocity due to torque created by the bullet spinning down the bore.

...

 

[Steel Head]

505 Gibbs, IIRC, is the parent design adapted to make the Cheyenne Tactical (Cheytac) line of cartridges. The bolt face is huge.
@Steel Head , your 338 Edge looks to be the improved version, yes?

Nope
Standard 338 edge