These forged shackles are for connecting chain links with scraper bars.
Technical Table
| Type | Chain | t | d | i | m | c | e | f | g | a | n | d1 |
| (mm) | (d x t) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) |
| YDU 10X35 | Φ 10X35 | 35 | 10 | 12 | 10 | 55 | 100 | 40 | 29 | 30 | 22 | 8 |
| YDU 13X45 | Φ13X45 | 45 | 13 | 15 | 12 | 71 | 122 | 50 | 34 | 35 | 28 | 13 |
| YDU 16X56 | Φ16X56 | 56 | 16 | 22 | 16 | 88 | 156 | 70 | 49 | 40 | 31 | 17 |
| YDU 18X64 | Φ18X64 | 64 | 18 | 20 | 18 | 100 | 166 | 75 | 57 | 35 | 38 | 17 |
| YDU 22X86 | Φ22X86 | 86 | 22 | 25 | 20 | 130 | 182 | 83 | 65 | 44 | 48 | 17 |