The best things put on a bicycle:

1. Pneumatic tires by Robert William Thomson and John Boyd Dunlop
2. Wire wheels by Eugene Meyer and James Starley
3. The chain
4. Diamond frame by John Kemp Starley
5. Ball bearings by Jules Suriray
6. Bowden cables
7. Caliper rim brakes
8. Freewheel
9. Rear derailer
10. Slant rear derailer by Nobuo Ozaki
11. Aluminum alloy rims
12. Splined cassette and freehub
13. LED lights