EA90SLX

I received an EA90SLX from a customer.
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This customer is from Shikoku and has visited our shop several times before.
He said, "I crossed the bridge to go to Tottori and stopped by Osaka on the way."
Though I have to say, the directions don't really seem like it was "on the way"...

Despite going to all that trouble to bring it in, disappointingly (?)
the wheel was perfectly centered with essentially no runout.
I did notice some grittiness in the rear hub's rotation, so I disassembled it.
The bearing on the freewheel side inside the hub body showed slight damage.
(By the way, these are ceramic bearings)
It didn't seem like an immediate replacement was necessary, so I left it as is this time.

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Speaking of which, I recently wrote about why Campagnolo and Fulcrum's
Shimano 10-speed aluminum freebody lockrings are spec'd to Campagnolo standard.
This Easton is also a Shimano 10-speed aluminum freebody.

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↑The thread section of the lockring is extremely thin.
In Easton's case, the lockring spec actually conforms to Shimano.

Campagnolo initially didn't make a Shimano-compatible freebody, so
they adapted their existing dimensions and released a Shimano version later.
As a result, the Shimano lockring—which has a larger thread diameter than Campagnolo's—
couldn't be used. To gain material thickness at the end of the freebody,
Campagnolo came up with this special arrangement of using a Campagnolo lockring
on a Shimano aluminum freebody.

This Easton appears to have no strength issues either, but it's still quite thin.

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