Track and field race starter

The utility model discloses a track and field race starter, include fixing base and the running -board of locating the fixing base both sides, the fixing base bilateral symmetry is equipped with the locating hole, two the running -board inboard be equipped with respectively with the pin that the locating hole corresponds, the pin inserts in the locating hole, the fixing base has to both sides horizontal migration's left fixing base and right fixing base, left side fixing base and right fixing base front and back all are equipped with cylindrical convex body, and other is equipped with two adjustment sheets, two be equipped with a plurality of accent knothole on the adjustment sheet, adjust the distance between left fixing base and the right fixing base through inserting cylindrical convex body to corresponding accent knothole, the back of running -board has a pair of pinion rack and locates the gear between the pinion rack, adjusts the height of running -board through the rotation of gear. The utility model a