| Diagram | BATTERY, TOOLKIT AND AIR FILTER |
| Subsystem | fuel |
| Listed in parts books | Not catalogued by year yet |
Ring spanner, whit
A Whitworth ring spanner included in the factory toolkit for bikes of this era.
This is a ring spanner from the toolkit that came with the bike, sized to Whitworth fasteners as the description states. It shows up in the parts-book listings for the toolkit and battery/air filter area, so this is a tool that rode along under the seat or in a toolbox, not something bolted onto the machine itself.
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Whitworth ring spanners like this one are the correct type for the fasteners used across British bikes of this era, and having the proper set on board means you can actually do roadside adjustments without rounding off nuts with the wrong tool. The catalog entries span several years of appearances, which tells us this was a standard toolkit item across that run rather than a one-off part.
If you're putting together a correct toolkit for a bike of this era, this is one of the pieces that would have been included from the factory. Call the shop if you want help figuring out which sizes you're missing.
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