There has been a HUGE discussion about the blade fury build over at the amazon basin. Check out these threads:
Clicky I
Clicky II
Clicky III
Clicky IV
these threads should answer all your questions.
There are more interesting Sin posts also, just check it out :D
Basically, all mods on the first equipped weapon are transferred to BF. Damage adds like elemantal damage is reduced by 1/4 to the normal 3/4 damage of BF.
Edit: there is also a BF thread here in this forum that answers most of your questions:
Clicky again
Clicky I
Clicky II
Clicky III
Clicky IV
these threads should answer all your questions.
There are more interesting Sin posts also, just check it out :D
Basically, all mods on the first equipped weapon are transferred to BF. Damage adds like elemantal damage is reduced by 1/4 to the normal 3/4 damage of BF.
Edit: there is also a BF thread here in this forum that answers most of your questions:
Clicky again