6 Volt coil set Triumph Norton 40mm OD 500 650 750 850 Lucas copy 45275 coils 6V Type:New The ID is 5/16" the

The ID is 5/16" the OD is 1 5/16" the thickness is 3/16"

Manufacturer Part Number: SC-10222

You will get two brand new exhaust nuts for your 850 Commando MK3 1975 electric start / These are the short threads

Manufacturer Part Number: 06-4057

Part Brand: MCA

6 Volt coil set Triumph Norton 40mm OD 500 650 750 850 Lucas copy 45275 coils 6V Type:New The ID is 5/16" theYou will get the brand new pair of two coils as pictured. Both of these coils are 6 volt coils. These coils are used with electronic ignitions on British bikes that are 12 volt. The aluminum on these are polished nice. It is advised for the best performance to run two 6 volt coils on a twelve volt bike, with or without an electronic ignition. You need to wire them in series, the schematic is in your Hayes manual, or Lucas electrical manual. You get a