[tommo4523 (Tom)]

Originally Posted by glend

This is the one that TS recommend for that scope, their TS Flat 2,5.

https://www.teleskop-express.de/shop...onnection.html

Note the TS Flat2,5 has an M68 x1 thread to attach to the focuser.

Will that fit on the thread of the GSO 80mm 2 inch extension tube or do I need more adapters?