描述

尺寸 | A | B | A1 | B1 | H | C | 備註 |
3/4 | 19 | 19 | 11.5 | 11.5 | 4 | 13 | |
1″ | 25 | 25 | 14 | 14 | 4 | 11 | |
11/4 | 30 | 30 | 22 | 22 | 4 | 11.5 | |
11/2 | 38 | 38 | 30 | 30 | 4.5 | 14 | |
2″ | 50 | 50 | 41 | 41 | 4 | 16.5 | |
60*60 | 60 | 60 | 49 | 49 | 5 | 16 | |
80*80 | 80 | 80 | 75 | 75 | 5 | 18 | |
100*100 | 100 | 100 | 85 | 85 | 4.5 | 18 | |