This size guide is intended for reference only.
| PJB 1, Belgique, France | MM / Inches | Diametr in cm | UK, Australia, South-Africa | Italy, Spain, Netherlands, Switzerland | Germany, Russia, Ukraine, Asia | Usa, Canada | India, Chiina, Japan, South America, Turkey, Israel |
|---|---|---|---|---|---|---|---|
| 45 | 45 / 1.771 | 1.43 | G | 5 | 14 1/4 | 5 | |
| G 1/2 | 3 1/2 | ||||||
| 46 | 46 / 1.811 | 1.47 | H | 6 | 14 1/2 | 6 | |
| 47 | 47 / 1.850 | 1.50 | H 1/2 | 7 | 15 1/4 | 4 | 7 |
| I | |||||||
| 48 | 48 / 1.889 | 1.53 | I 1/2 | 8 | 15 1/2 | 4 1/2 | 8 |
| J | |||||||
| 49 / 1.929 | 1.57 | J 1/2 | 9 | 15 3/4 | 5 | 9 | |
| 50 | 50 / 1.968 | 1.60 | K | 10 | 16 1/4 | 10 | |
| K 1/2 | 5 /12 | ||||||
| 51 | 51 / 2.007 | 1.64 | L | 11 | 16 1/2 | ||
| 52 | 52 / 2.047 | 1.65 | L 1/2 | 12 | 16 3/4 | 6 | 12 |
| M | |||||||
| 53 | 53 / 2.086 | 1.70 | M 1/2 | 13 | 17 | 6 1/2 | 13 |
| N | |||||||
| 54 | 54 / 2.125 | 1.72 | N 1/2 | 14 | 17 1/4 | 7 | 14 |
| 55 | 55 / 2.165 | 1.75 | O | 15 | 17 3/4 | 15 | |
| O 1/2 | 7 1/2 | ||||||
| 56 | 56 / 2.204 | 1.78 | P | 16 | 18 | ||
| 57 | 57 / 2.244 | 1.83 | P 1/2 | 17 | 18 1/4 | 8 | 16 |
| Q | |||||||
| 58 | 58 / 2.283 | 1.85 | Q 1/2 | 18 | 18 1/2 | 8 1/2 | 17 |
| 59 | 59 / 2.322 | 1.90 | R | 19 | 19 | ||
| R 1/2 | 9 | ||||||
| 60 | 60 / 2.362 | 1.92 | S | 20 | 19 1/2 | 18 |
