I think the link just posted was the same as the Hooben model which you can get directly through Hooben cheaper. There are threads on the Hooben version here at RCU. It is kinda fragile. Heng Long is supposed to be releasing a MK3 I believe soon, but no actual release date confirmed at this time.
https://www.hooben-shop.com/collecti...iser-mk-viii-1