I think the main things that set Red Fightback apart is the entry educational programme that you have to pass before you join and also the explicit support for trans rights.
I can't speak for RCG as I don't know much about it but so much of the old school hard left in the UK are terfy cranks and are also completely out of touch with young people.
Why this group in particular? Website looks good but I know the RCG have some active members in our area and met a few once or twice before.
I think the main things that set Red Fightback apart is the entry educational programme that you have to pass before you join and also the explicit support for trans rights.
I can't speak for RCG as I don't know much about it but so much of the old school hard left in the UK are terfy cranks and are also completely out of touch with young people.
Every other communist org in the UK is out of touch and completely riddled with terfs.