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This End Cap fits the 3.0"" Feather Touch focusers and has a Male thread dimension of M48X.75. This end cap is used for a direct thread connection of Field Flatteners, Filters and the TOA 1.6X extender or any other astronomy accessories that have this thread dimension.

It is machined of the highest quality aluminum and finished in our shop, keeping the same beautiful look and high precision quality that Starlight Instruments is known for

Specifications

Use with FTF3000 focusers
Known To Fit Field Flatteners and Filters w/M48x.75 thread
Accessory M48X.75 Male thread