These printers use the 8931-810 cartridge:

Konica-Minolta Copier EP-3170

Konica-Minolta Copier EP-4210

Konica-Minolta EP 3170

Konica-Minolta EP 4210

Konica-Minolta EP 4211

Develop D 1710

Develop D 2100

Konica EP 3170

Konica EP 4210

Konica EP 4211

Minolta EP 3170

Minolta EP 4210

Olympia Omega 1700

Olympia Omega 2100

QMS EP 4210