Statistics on Mark O'Brien and Chris Stack. Swap order. Use the search box to compare to other riders.
Mark O'Brien
100.0%
vs
Chris Stack
0.0%
Key info
| Mark O'Brien | Chris Stack | |
|---|---|---|
| 37 | Age | 40 |
| Australia | Nation | Australia |
| 2007 | First pro season | |
| 1 | Pro seasons | 0 |