The model is separated in 3 parts : 

-the case

-the frontplate

-the backplate

There is two versions of the model : one without any tolerance and one with 0.2mm tolerance. 

I'm using these components in my project:

-bequiet pure wings 2 : https://www.bequiet.com/fr/casefans/449

-usb c 12v pd trigger : https://www.amazon.fr/modules-d%C3%A9clenchement-puissance-tension-femelle/dp/B0BGL4YNGG/?_encoding=UTF8&pd_rd_w=ZzJnW&content-id=amzn1.sym.4b1c582b-8506-4a23-b501-a4c0f9526a64%3Aamzn1.symc.9b8fba90-e74e-4690-b98f-edc36fe735a6&pf_rd_p=4b1c582b-8506-4a23-b501-a4c0f9526a64&pf_rd_r=QGQXJVDP12S90SZ8CPCT&pd_rd_wg=otcfI&pd_rd_r=bf273a16-b8c3-4710-b732-58ebcdc53870&ref_=pd_hp_d_btf_ci_mcx_mr_ca_id_hp_d