Freestyles are garbage. If you're looking for the cheapest bindings possible, I'd suggest the Flux SE30 (or last year's Super Emblem), Union Flite, Rome Shift.
15 LibTech TRS HP . 15 NS Snowtrooper . 15 NS Ripsaw . 13 Salomon Pow Snake
15 Now Drive . 14 Now Drive
14 Flow Hylite