Amazon.com: 72 Pin Connector for NES 8 BIT Nintendo System (Bulk Packaging) : Video Games
Nintendo Entertainment System 72-PIN Connector Replacement - iFixit Repair Guide
Amazon.com: SUNJOYCO NES Cartridge Slot, 72 Pin Connector for NES, 72 Pin Replacement Connector for Nintendo Console NES 8 Bit Entertainment System Accessories Games Repair Part : Video Games
Fix the NES Blinking Red Light - 72 Pin Connector Repair / Replace | RetroGame Start
Nintendo Entertainment System 72-PIN Connector Replacement - iFixit Repair Guide