Excavator bucket tooth

The present invention relates to an excavator bucket tooth, comprising: a point body having an empty insert groove therein and a pair of coupling holes disposed on opposite sides thereof to face each other; and a pair of connection units, each of which is inserted into the pair of coupling holes, and which have a unit body and a protrusion protruding from the unit body, wherein the point body comprises: a guide part which is disposed in each of the coupling holes and guides rotational motion of the protrusion; a fixing part for fixing the position of the inserted connection units; a buffering part which is disposed between the fixing part and an inner surface of the point body to be surrounded by the fixing part; and a support on which the fixing part and the buffering part are disposed.