Slimline Frames Question

jms said:

On my 1967 Atlas with a Slimline frame what is the small mounting lug ( 1/4” hole I think) just above where the head steady bolts to the head stock? Thanks

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Richard Tool said:

On the wideline I believe that is for the tank strap fitting - possibly a holdover from the earlier frame ? The hole above the wire in photo ?

https://www.accessnorton.com/attachments/40046631-123c-4527-ab09-23a675fc387d-webp.117346/

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