Lock-bodies are solid iron
Cylinders are solid brass
Long-time for shackle-electroplating
Double-locking bolts for 40-60mm
All pins are brass
with 3 pcs iron keys
Different colors can be painted
| Item No | A | B | C | D | E | F | G | H | Wg |
| HT20 | 21 | 19.5 | 11.4 | 3.1 | 10.5 | 11 | 34 | 6.3 | 29 |
| HT25 | 25 | 24.5 | 14.3 | 4.2 | 13 | 12.5 | 43 | 7.1 | 45 |
| HT30 | 32 | 28 | 16.5 | 4.9 | 16.5 | 14 | 49.4 | 7.9 | 82 |
| HT40 | 38 | 33 | 22.5 | 5.9 | 20.5 | 16 | 61.4 | 8.8 | 127 |
| HT50 | 48 | 41 | 27 | 8 | 26 | 21 | 76 | 11.5 | 263 |
| HT60 | 61 | 49.5 | 35.5 | 10 | 32 | 23 | 95 | 12.3 | 447 |
