| Dons |
| Mafia dons |
| Mob chiefs |
| Mafia VIPs |
| Mob bosses |
| Mob honchos |
| Tough heads |
| Mafia heads |
| Family heads |
| Crime bosses |
| Mafia bosses |
| Mafia leaders |
| Major mafiosi |
| Mafia bigwigs |
| Guitar add-ons |
| Guitar devices |
| Guitar barrers |
| Ruthless bosses |
| Syndicate heads |
| Neck attachments |
| Bars for guitars |
| Heads of families |
| Syndicate bigwigs |
| Guitar-neck tools |
| Underworld bosses |
| Devices on guitars |
| Guitar attachments |
| Guitar accessories |
| Guitar-neck devices |
| Cosa Nostra leaders |
| Guitar tone changers |
| Tony Soprano, et al. |
| Five Families bigwigs |
| Mafia movers and shakers |
| Fittings for guitar strings |
| Key-changing gadgets for guitars |
| Guitarist's key-changing accessories |