Hi guys,
I bought this from bintel but soon realised that it is not for an SCT (as far as i know) and instead needs a primary mirror without a hole in it (like newtonians / dobs). So i haven't used it, so it is basically new.
Looking for $60 including express postage. Let me know if interested.
This is the link:
https://www.bintel.com.au/product/or...-collimator-2/