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Details
| Also known as | 20-28109, JRC 28109 |
| Listed in parts books | Not catalogued by year yet |
MIRROR ADAPTOR 8MM-10MM
An 8mm-to-10mm thread adaptor for fitting a mirror stem into a mount cut for the other thread size.
PN · JRC-28109
This is a mirror adaptor that steps between 8mm and 10mm thread sizes, letting you run a mirror stem of one size in a mounting boss cut for the other. It shows up in the catalog under the JRC-28109 number, also listed as 20-28109 or JRC 28109 if that's what your paperwork shows.
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The catalog entry on this one is brief, so beyond the thread conversion itself we don't have more detail on file. If you're not sure which side is 8mm and which is 10mm on your particular mirror or lever perch, give the shop a call and we'll help you sort out fitment before you order.
$7.49
Pin your bike to check this part fits.
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