Player:SetHullDuck
Description
Sets the size of the Player's Axis-Aligned Bounding Box (AABB) used for physics and movement Hull Traces while they are crouching (or "Ducking").
See also: Player:GetHullDuck, Player:GetHull, Player:SetHull
This value is not replicated automatically to clients and must be manually called in both the Server and Client Realms.