Strig gauge for downtuning

[Gitarrgubbe]

Hello, i am currenly using Beefy Slinky in E standard, i wonder what gauge you guys recomend for tuning down to C standard and getting the same amount of tention?

P.S. Exuce my terribe english, its not my first language.

 

[bkrumme]

Not Even Slinky Ernie Ball | Products

They're the thickest ones you can get in a 6 string set. You could always go with a 7 String Power Slinky set and throw out the .011 also.