| 主权项 |
1. A tire tread gauge, comprising:
a housing defining a window; a measuring stick biased outwardly from said housing for slidably measuring a depth of a tire tread; and a plurality of indicators distinct from and coupled to said measuring stick and being viewable one at a time through said window, wherein which of the plurality of indicators is viewable through said window depends on how far said measuring stick extends out of said housing wherein the measuring stick is biased outwardly from said housing by a biasing element and is urged outward by the biasing element during measurement. |
