GENUINE LUCAS 7" HEADLIGHT Lens Reflector 516801 553921 Norton Triumph BSA 650 750 850 Moto Guzzi Electrical Suitable for all Commando with

Suitable for all Commando with hydraulic front brake except MK3

please check your mounting tabs

Both rod and nut are 1/4" x 28tpi

Honda had 2 part numbers for the diffuser

83-2896 Centerstand spring

GENUINE LUCAS 7" HEADLIGHT Lens Reflector 516801 553921 Norton Triumph BSA 650 750 850 Moto Guzzi Electrical Suitable for all Commando withNote that there is no pilot parking light on this unit. (Like you ever used it anyway) Genuine Lucas, imported from Britain. As fitted to many British motorcycles with the large 7" headlight. The real deal, 'Lucas' cast into the glass. New Lucas number 553921, fundamentally the same as old number 516801.