is the pin 34 37 34 are the sidewalls 34 38 34 are the male and 34 39 34 are the female connectors 34 40 34 is the scoop in the interior sidewall 34 41 34 is the barrel 34 42 34 is the socket within the barrel and 34 43 34 is the sprocket holder fig9 generally illustrates a single half module or link of the chain in a preferred male female embodiment viewed from one side where the module is divided into two symmetrical halves a true left and a true right half with opposing connectors capable of being snapped glued or ultrasonically bonded together and where for illustration a variant straight cylindrical shape is given the pin and socket different facets of the module are identified as follows 34 44 34 is the pin 34 45 34 are the sidewalls 34 46 34 is the scoop in the interior sidewall 34 47 34 is the barrel 34 48 34 is the socket within the barrel 34 49 34 is the sprocket holder and 34 50 34 are the connectors fig1 generally illustrates a single half module or link of the chain in a preferred fig9 type embodiment viewed from above where the module is divided into two symmetrical halves a true left and a true right with opposing connectors capable of being snapped glued or ultrasonically bonded together different facets of the module are identified as follows 34 44 34 is the pin 34 45 34 are the sidewalls 34 46 34 is the scoop in the.