Question 2 kit ram with msi b450 tomahawk

[tamer.eldesouky]

i have ryzen 5 2600 and msi b450 tomahawk and i want to buy to kit ram 28 + 28 3000 mhz idont fined 1 kit 48 ..all in market 28 ... that is good and stable for my mobo and cpu??

 

[rgd1101]

no way to know for mixing ram kit.
but slow 2400mhz usually work