2x 2-Way Manual Data Transfer Switch Box Rotary for Parallel Printer PC

Kentek 2-Way DB25 Manual Data Transfer Switch Box Rotary Parallel PC Printer

Data Transfer Switch Box DB25 Parallel Sharing Switch 2/4 Port Data Selector

4-Way Manual Data Transfer Switch Box Rotary for Parallel Printer PC

DB25 4 Way Data Transfer Switch Box Parallel Port Rotary PC Printer

Vintage Manual Data Transfer Switch Box Centronics 2 Channel A/B Switch

4-Way Manual Data Transfer Switch Box Rotary for Parallel Printer PC

KNTK IEEE1284 DB25 2 Way Data Switch Box Rotary PC Device Printer Bi-Directional