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.
Also in 1992, an science and technology public school in Detroit, Michigan--the Mae C. Jemison Academy--was named after her.