Disc Brake Aero Framesets Allowing For Non-Proprietary Stem?

[s3si1u]

Here's one more: https://ritcheylogic.com/bike/headsets/logic-e-1.5-integrated-is-upper-headset
On order... I have big hopes on this one to make Juintech brakes work properly on one of my builds

Ooooh I like this one....

Here's one more: https://www.aliexpress.com/item/3256803240524406.html?spm=a2g0o.order_list.0.0.21ef1802QXDhck