| recordings |
|---|
| Lock Up | | Zero B | 3:13 |
| Lock Up | | Zero B | 2:33 |
| Lock Up | | Zero B | 3:14 |
| Lock Up | | Zero B | 4:00 |
| Lock Up | | Zero B | 5:30 |
| Lock Up | | Zero B | 7:27 |
| Lock Up | | Zero B | 3:57 |
| Lock Up | | Zero B | 3:34 |
| Lock Up | | Zero B | 6:35 |
| Lock Up | | Zero B | 3:53 |
| Lock Up | | Zero B | 3:19 |
| Lock up (2012 re master) | | Zero B | 5:27 |
| Lock Up (Andy Farley vs. Prime Mover remix) | | Zero B | 4:56 |
| Lock Up (Andy Farley/Prime Mover mix) | | Zero B | 5:31 |
| Lock Up (Counterforce remix by DJ Crystl) | | Zero B | 6:04 |
| Lock Up (Counterforce remix by DJ Crystl) | | Zero B | 4:46 |
| Lock Up (Counterforce remix by DJ Crystl) | | Zero B | 4:51 |
| Lock Up (DJ Crystl Counterforce remix) | | Zero B | ?:?? |
| Lock Up (Eddison Factor remix) | | Zero B | 5:52 |
| Lock Up (Edison Factor mix) | | Zero B | 5:00 |
| Lock Up (edit) | | Zero B | 3:35 |
| Lock Up (edit) | | Zero B | 3:35 |
| Lock Up (Module mix) | | Zero B | 3:27 |
| Lock Up (Monolith mix) | | Zero B | ?:?? |
| Lock Up (Monolith mix) | | Zero B | 5:31 |
| Lock Up (Monolith mix) | | Zero B | 5:30 |
| Lock Up (Monolith mix) | | Zero B | 5:29 |
| Lock Up (Monolith mix) | | Zero B | ?:?? |
| Lock Up (Monolith mix) ('98 re-edit) | | Zero B | 4:58 |
| Lock Up (Monolith remix) | | Zero B | 3:50 |
| Lock Up (original mix) | | Zero B | 3:44 |
| Lock Up (original mix) | | Zero B | 3:50 |
