Incline starters can be used alone or combined with Incline Sets (785-1410, 1411 & 1416, each sold separately) to start your track on an incline or continue down grade.
 
Two Percent (#785-1412) Starters raise the track elevation 1/2"; Four Percent Starters raise tracks 1". Each set includes eight identical pieces measuring 2-1/2" wide x 24" long.