Commodore 64 DIY Diagnostics Harness Kit (Requires Assembly)

Commodore 64 Dead Test & Diagnostic Cartridge & Test Harness Set - USA seller

Pi1541 & Epyx Fast Load DIY Kit (NO Pi Zero Included) For Commodore 64

Commodore 64/128 Diagnostic Test Harness for 586220 & 785260 cartridges DIY KIT

Commodore C16, 64, 128 Color S-Video & L & R Audio Cable W/Chroma Adjuster

XoomFloppy - Mini ZoomFloppy, Xum1541 For 1541, 1571, 1581 Floppy Drive

Commodore 64 Test Harness Set for Dead Test & Diagnostic Cartridge - USA seller

Commodore 64 128 Diagnostic Test Harness++ for 586220 & 785260 C128 cartridge