Model and technical parameter:
Regular wood block double with hook
| Product code | Size | S.W.L(T) | Rope (in ) | KG/PC |
| YS13M01 | 3 | 800 | 3/8 | 1.00 |
| YS13M02 | 4 | 1400 | 1/2 | 1.70 |
| YS13M03 | 5 | 1800 | 5/8 | 2.70 |
| YS13M04 | 6 | 3300 | 1 | 5.60 |
| YS13M05 | 8 | 5100 | 5/4 | 9.75 |
| YS13M06 | 10 | 7700 | 5/4 | 14.25 |
| YS13M07 | 12 | 10600 | 3/2 | 24.50 |
| YS13M08 | 14 | 15000 | 7/4 | 36.30 |
| YS13M09 | 16 | 19000 | 2 | 50.00 |
