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 | G | H |
| YF30 | 30 | 28 | 21 | 6 | 14.3 | 18 | 56.5 |
| YF35 | 35 | 30 | 22 | 6.3 | 16.4 | 20 | 60 |
| YF40 | 40 | 32 | 23 | 7 | 20 | 20 | 64 |
| YF50 | 50 | 38 | 29 | 9 | 23 | 20 | 76 |
| YF60 | 60 | 43 | 35 | 10 | 31.4 | 20 | 88 |
| YF70 | 70 | 45 | 40 | 11 | 39 | 20 | 96 |
