CN/R
		 
		| size | O/D (mm) | I/D (mm) | Length (mm) | Length 2 (mm) | 
|---|---|---|---|---|
| 16 | 22 | 18.5 | 26.5 | 13 | 
| 17 | 23.5 | 20.3 | 34 | 16 | 
| 18 | 24.5 | 21.3 | 34 | 16 | 
| 20 | 26.5 | 23.3 | 37.5 | 18.2 | 
| 22 | 28.5 | 25.3 | 38.5 | 18.2 | 
		 
		| size | O/D (mm) | I/D (mm) | Length (mm) | Length 2 (mm) | 
|---|---|---|---|---|
| 16 | 22 | 18.5 | 26.5 | 13 | 
| 17 | 23.5 | 20.3 | 34 | 16 | 
| 18 | 24.5 | 21.3 | 34 | 16 | 
| 20 | 26.5 | 23.3 | 37.5 | 18.2 | 
| 22 | 28.5 | 25.3 | 38.5 | 18.2 |