These 8 pin wired electric lifeline quick release adapters can be supplied in any combinations that may be required. Ready to bolt on to your project. 1.The spline part comes pre wired with 1m of cable and fitted with an adapter of your choice, bolts and grub screws. £125 (G25,G27,ECCI 7000,CSR) and others to come. *Some adapters such as the CSR are 2 part and are £30 more 2.The quick release comes pre wired with 300mm of cable, black special spacer which socket is bonded into, 3 stainless allen bolts and nuts. £235 Rock solid system with No play. Can be bought with more spline adapter parts if you have 1 wheel and many wheel bases or more gold quick release parts if you have 1 wheel base and many wheels. They are 8 pin wired so you could run your usb controller (eg SLI-pro or F1) and have 4 wires for say vibration motors or 2 different usb wheel controllers. If you need any drop us a e-mail on: firstname.lastname@example.org Also check out our F1 wheel if you haven't already: http://www.racedepartment.com/forum/threads/new-f1-replica-wheel-by-sala-motorsport.63482/ Sala Motorsport.