I shoot Gold Tip 5575 gt's my arrows are 26 1/2" long with 3x5" vains and 100 gr tips they weight 375 grains total so if you get them at 30" ones you should be in the ball park.
Or you could go to the 7595 xt's for a little stiffer spine.
Hope this helps.
Aussie by birth Texan by choice