In practice, most people simply discard the spider and solder wires to the ammeter and headlamp but, as I had the remains of the original, I thought it would be an interesting challenge to make one! It took a few hours, but it works well. LikeLike Reply
The Sloper - a 1929 BSA Motorcycle Returns to the Road 
Many thanks! Very useful to see it without the brass cover from this side.
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In practice, most people simply discard the spider and solder wires to the ammeter and headlamp but, as I had the remains of the original, I thought it would be an interesting challenge to make one! It took a few hours, but it works well.
LikeLike