Not for highway use. 1  16 in. diameter. 2  Pneumatic replacement tire for tough terrain. 3  Heavy-duty ball bearings, grease fitting and 5/8 in. bore.  Universal adapter kit includes flange bearings and nylon wheel spacers to accommodate 5/8 in. and 3/4 in. 1  axles. Compatible with most brands.  Ribbed tread.
Mae Jemison is famous because she was the first African American women to go to space.
Mae C. Jemison. Astronaut Mae Jemison became the first African-American woman to enter space when she served on the crew of the Space Shuttle Endeavor in September 1992. Jemison's life, however, is also full of terrestrial accomplishments.