Lock-bodies & cylinders are solid brass
Hardened steel shackles
Extra long-time for shackle-electroplating
Steel ball locking mechanism
All discs are brass
with 3 pcs brass Vane keys
| Item | A | B | C | D | E | F | G | H | R | Wg |
| YH25 | 25.5 | 24 | 19 | 4.8 | 13.2 | 9.5 | 16 | 47.9 | 27.5 | 84 |
| YH28 | 28 | 28 | 21 | 5 | 14 | 12 | 20 | 54 | 30 | 136 |
| YH30 | 30 | 28 | 21 | 6 | 14 | 12 | 20 | 55 | 30 | 141 |
| YH40 | 40 | 32 | 26 | 7 | 21 | 10 | 20 | 65 | 46 | 188 |
| YH50 | 50 | 38 | 29 | 9 | 23 | 10 | 21 | 76 | 71 | 287 |
| YH60 | 60 | 43 | 39 | 10 | 32 | 10 | 21 | 92 | 87 | 394 |
