300 win mag box extension

[mwflydog]

Is there a way to modify the magazine box to accept longer cartridges? (or do they make an aftermarket extended box?)

Thanks for any input

[Blue Avenger]

there is an ultra mag box, I do not remember what has to be changed to fit it

http://savageshooters.com/SavageForum/index.php/topic,11526.0.html