| Also known as | JRC 2404 |
| Listed in parts books | Not catalogued by year yet |
CHRONOMETRIC GLASS
Replacement glass lens for a chronometric speedometer or tachometer, listed at 74.8x3mm.
This is a replacement glass for a chronometric instrument, the kind of speedo or tach face you find on earlier British bikes before the later Smiths magnetic-drive gauges took over. The alias listing gives it as 74.8x3mm, which points to the glass diameter and thickness for the lens itself.
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We don't have much more detail on file for this one beyond the part number and its alternate form, JRC 2404. If you're chasing a glass for a chronometric speedo or tach and you're not sure it's the right size for your instrument, give us a call before you order and we'll help confirm it matches what you're holding.
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