1.Double Ears Shaft Four Rope Grab Bucket Technology Parameters:
| Model | Volume (m3) | The rate of material (t/m3) | The Dia.of pulley (mm) | The Dia.Of steel rope (mm) | Grab self weight (t) | Using crane ton(t) |
| K10Z | 1 | 3 | 460 | 16 | 3.2 | 5 |
| K10 | 1 | 2.5 | 460 | 16 | 2.5 | 5 |
| K15 | 1.5 | 1.7 | 460 | 16 | 2.8 | 5 |
| KA25 | 2.5 | 1 | 460 | 16 | 2.6 | 5 |
| KA30 | 3 | 1 | 460 | 16 | 2.7 | 5 |
| KA73 | 1.5 | 3.3 | 410 | 20 | 5.78 | 10 |
| KB20 | 2 | 2.5 | 575 | 20 | 5.1 | 10 |
| KB25 | 2.5 | 2 | 575 | 20 | 5.5 | 10 |
| KB30 | 3 | 1.7 | 575 | 20 | 5.6 | 10 |
| KB520 | 3 | 1.7 | 410 | 20 | 5.2 | 10 |
| KB23 | 2 | 2.5 | 565 | 20 | 4.7 | 10 |
| KB25 | 3 | 1.7 | 565 | 20 | 4.87 | 10 |
| KB40 | 4 | 1.4 | 575 | 20 | 5.2 | 10 |
| KB60 | 6 | 1 | 575 | 20 | 5.6 | 10 |
| KC25 | 2.5 | 3.3 | 690 | 24 | 9.6 | 16 |
| KC30 | 3 | 2.5 | 690 | 24 | 8.6 | 16 |
| KC33 | 3.2 | 2.5 | 690 | 24 | 8.8 | 16 |
| KC10 | 10 | 1 | 690 | 24 | 8.6 | 16 |
| KC45 | 4.5 | 1.7 | 690 | 24 | 8.85 | 16 |
| KT120 | 12 | 1 | 690 | 24 | 8.72 | 20 |
| KT40 | 4 | 2.5 | 800 | 27 | 10.8 | 20 |
| KT60 | 6 | 1.7 | 800 | 27 | 11.7 | 20 |
| KB12 | 12 | 1 | 700 | 28 | 13.5 | 25 |
2. Double Ears Shaft Four Rope Grab Bucket Exhibit:
