Used in the early days when I began imaging but now has to come out of storage.
$65.00 inc. postage to Eastern States.
Orion 2" Precision Centering Extension Adapter Features
Handy extension adapter with helical compression mechanism.
Precisely centers 2" eyepieces and accessories in a 2" telescope focuser.
Avoid set-screw marks and scratches on your 2" telescope eyepieces and accessories.
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Cheers
Rocky