Changin Bow Crit Question?

[daproblem904]

What stats or blues do i need on a lv64 sos bow to make a good crit everytime i try to change it. it goes to crit4(0%) someone help

[XMoshe]

Use Challenge stones and hope for the best >.< that's all there is to it.

[Nitro]

Use Challenge stones and hope for the best >.< that's all there is to it.

Yup Yup, keep on trying.

[rozzaa]

crit is challenge stones. but crit and br is the hardest to change, so get alot or if your lucky only a few

[LillDev!l]

Yea, only Challenge stones can fix your crit, though ... if you want to get it to 60%+ you'll probs need over 40 atleast, if lucky like 10-20, if unlucky like 100 ^^

So good luck xD