| Roulette Ball Size chart |
|
| Roulette Wheel Size | Roulette Ball Size |
| 16 Inch Roulette Wheel | 3/8", 7/16" or 1/2" |
| 18 Inch Roulette Wheel | 3/8", 7/16" 1/2" |
| 19 Inch Roulette Wheel | 7/16" or 1/2" |
| 22 Inch Roulette Wheel | 5/8" |
| 25 Inch Roulette Wheel | 5/8" |
| 27 Inch Roulette Wheel | 5/8" or 3/4" |
| 30 Inch Roulette Wheel | 3/4" |
| 32 Inch Roulette Wheel | 3/4" or 7/8" |