PRICE is for 5-FT Length, for 10 feet or more, please order 55-2812P-10FT. Standard 1.27mm Spaced Grey Flat Ribbon Cable for 2.54mm Connectors. 12C, 12-wire, by the Foot General Description Use this flat ribbon cable to build your own custom cables. It is available in a number of varieties, each with a different number of conductors. It is perfect for use with insulation displacement connectors (IDC). One edge of the cable is color coded, which is conventionally used to indicate pin 1 of a cable.