| Frame Size | Clear Opening | Weight | |||
|---|---|---|---|---|---|
| Inch | MM | Inch | MM | 3-T | 5-T |
| 10 x 10 | 250 x 250 | 8 x 8 | 200 x 200 | 2200 | - |
| 12 x 12 | 300 x 300 | 9.5 x 9.5 | 240 x 240 | - | 3100 |
| 15 x 15 | 380 x 380 | 12 x 12 | 300 x 300 | - | 5200 |
| 18 x 18 | 450 x 450 | 15 x 15 | 375 x 375 | - | 8000 |
| 21 x 21 | 535 x 535 | 17.5 x 17.5 | 440 x 440 | - | 11000 |
| 24 x 24 | 600 x 600 | 20 x 20 | 500 x 500 | - | 14500 |
| 26 x 26 | 650 x 650 | 22 x 22 | 550 x 550 | - | 15000 |
| 28 x 28 | 710 x 710 | 24 x 24 | 600 x 600 | - | 22000 |
| 30 x 30 | 760 x 760 | 25.5 x 25.5 | 640 x 640 | - | 24000 |
| 36 x 36 | 900 x 900 | 30 x 30 | 750 x 750 | - | 40000 |