What's the maximum weight limit? I would also have said the Redcat 71 because it's set and forget, and little concern about backfocus.
There's also the ASKAR 400 which is a petzval so again, no backfocus issues.
https://www.testar.com.au/products/askar-400-f-5-6-apo
That's actually my next scope, when they come back in stock
