The broken neck from a late 1970's? It has the tuning pegs and the truss rod cover. Truss rod cover has a very small crack at the screw hole. The item "Vintage Rickenbacker Broken Neck 4001 Bass Guitar Tuners Truss Rod Cover Fireglo" is in sale since Thursday, March 10, 2016.
This item is in the category "Musical Instruments & Gear\Vintage Musical Instruments\Vintage Guitars\Parts". The seller is "holiday" and is located in San Jose, California. This item can be shipped worldwide.