action options

[bubba41]

i have a 300 rum action . what caliber can i use it for ? i already have a 300 rum . just trying to use what i already have . to build

 

[Bullet bumper]

Any cartridge based on the 404 Jeffery case .543 rim not withstanding OAL .
RUM's
WSM's
Canadian magnums
Dakota's
400 Tembo
There would be others.

 

[bubba41]

thanks maybe a 7 mm wsm , how about a 7stw

 

[FEENIX]

http://www.longrangehunting.com/forums/f37/bolt-face-diameters-36661/

 

[Bullet bumper]

7 mm STW would fit the RUM's bolt face I reckon but it's a belted case . Not a beltless like RUM's.