The block of precision , steel quality carbon steel cold drawing, T shaped thread pitch ability.
| ON | SPECLFL | QTY(pcs) | MEANS(cm) | G.W./N.W.(cm) |
| 24"/780mm | 6 | 80x13.5x9.5 | 15/13 | |
| 30"/933mm | 6 | 95x13.5x9.5 | 16/14 | |
| 36"/1085mm | 6 | 110x13.5x9.5 | 17/15 | |
| 42"/1237mm | 6 | 126x13.5x9.5 | 19/17 | |
| 48"/1390mm | 6 | 141x13.5x9.5 | 20/18 | |
| 54"/1542mm | 6 | 156x13.5x9.5 | 22/20 | |
| 66"/1847mm | 6 | 186x13.5x9.5 | 24/22 |