For sale is a NOS, new in the box, never used 3599 Black Grant steering wheel horn kit. This kit fits 1976 Datsun610,1976-1978.710,Pick UP and1977 810. This kit allows you to mount an aftermarket, three hole custom steering wheel, Grant or Superior, to your vehicle and have your horn function.  This is the kit everyone is looking for, an old school chrome on chrome unit that has a chrome horn button and a chrome steering post cover. The box is a little worn, but the kit is in good shape, and comes with instructions, all the hardware is complete as verified by my journal.  If you have any questions regarding the compatibility of the parts I sell and your vehicle, please feel free to contact me through eBay. Thanks for looking. ,