What determines a "Ladder", as climbable by characters?

[NOTEKAMI (NOT)]

Im a bit late, but here is how its works:

How do humanoids detect ladders?

After searching everywhere, even on sites not related to roblox I managed to find this obscure video which pretty much seems to showcase how it works, apparently this isn’t documented anywhere officially by roblox which is weird. [How Climbing Works] It seems to use a bounding box in front of the character, and if this bounding box collides against something it will then start performing several raycasts to determine if the surface is climbable, as for trussparts it just skips this…