Just remember if you're buying a model, from this forum or anywhere else, that is or may be over 25Kg, you need to need to make sure you comply with the CAA rules for over 25Kg models, and that the model been registered with the LMA Over 25Kg Scheme.
Guidance on buying Over 25kg models can be found under the 'Resources' menu above and here -https://www.largemodelassociation.com/resources/over-25kg-scheme-2023/