Just use the factory nuts that come in the track. Should be 5 per side giving you a rock solid mount. I used 3 points per side to mount my RTT and am very happy. Just go to the hardware store and get the proper length bolts that match the factory thread pattern.
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97 FZJ80 40th Anniversary Edition wife-mobile/weekend wheeler
SOLD'98 T4R 5spd, e-locker, Boss coilovers, LC 8wraps, Tokico blacks, SS extended bump stops, 255/85r16 Toyo M/T's
http://www.toyota-4runner.org/3rd-ge...ml#post1707857