Lock-body & cylinders are solid brass
Hardened steel shackles
Extra long-time for shackle-electroplating。
Double-locking bolts
All internal pins are brass
with 2 pcs brass keys
All angles of lock-body are chamfered
| Item No | A | B | C | D | E | F | H | Wg | Pins |
| LT30 | 30 | 16 | 20 | 5 | 14 | 10.5 | 41.5 | 76 | 3 |
| LT40 | 40 | 19 | 24 | 6.3 | 20.7 | 13.5 | 51 | 150 | 3 |
| LT50 | 50 | 21 | 27 | 8.8 | 25.2 | 14.5 | 60.9 | 248 | 4 |
| LT60 | 60 | 23 | 29 | 10 | 31 | 20 | 72 | 358 | 4 |
| LT70 | 70 | 25 | 32 | 12 | 34 | 24 | 80 | 475 | 4 |
| LT80 | 80 | 25 | 33 | 12 | 42 | 25 | 84 | 568 | 5 |
