I've been doing some mods on my RGR 170 DX ( 3 new pickups Invader b, Pearly Gates m, Pearly Gates n, 3 Triple shots, 3 on/off/on switches, 3 volume pots)! Now its time to upgrade the bridge saddles, I'm thinking about using Graph Tech saddles, but I'm not sure they'll be the right size, their...