Compatible 105934-034 Platen Roller with Bearings and Gear for Zebra GK420D GX420D GK430D GX430D ZP450 ZP500 ZP505 ZP550 Thermal Label PrinterCompatible for: Zebra GK420D GX420D GK430D GX430D ZP450 ZP500 ZP505 ZP550 thermal label printerPart number: 105934-034 Package included: 1* roller, 2* bearings, 1*gear