First there is no FRW cap, you can test it on open.net, or there is one but it's so high that you can never reach it.

For Wf(hydra bow) ias to reach highest frame (cap speed) is 293% ias.

Maybe you should use the search button? Or maybe just look at the sticked thread at pvp, Mr. sup mod.

http://zelaron.com/forum/showthread.php?t=32686