Amazon.com: Xiaoyztan 40 Pin Flexible Flat Ribbon Cable 0.5mm Pitch FFC FPC for LCD TV Car Audio DVD Player Laptop (200mm Length, Pack of 20Pcs) : Electronics
Preassembled 40-pin Pi Wedge Hookup Guide - SparkFun Learn
Panasonic Industrial Devices AFP85100 Cable for FP2, FP sigma and FP7 motion to I/F 0.5m
adapter, 40-pin DIP socket-to-ribbon cable – Technological Arts LLC