For handles to be interactive, they must be parented to a player's PlayerGui or the CoreGui.
The CylinderHandleAdornment is a cylinder that can be adorned to a BasePart. This adornment can listen to input events and is commonly used to make dragger tools.
If Angle is <360, a cylindrical sector (aka a pie-slice) of that angle is rendered instead of a full cylinder. The Angle property can be combined with InnerRadius to render a sector of a hollow cylinder.
The height of the cylinder adornment.
If InnerRadius is >0, a hollow cylinder with that inner radius is rendered instead of a full cylinder. The InnerRadius property can be combined with Angle to render a sector of a hollow cylinder.
The radius of the cylinder adornment.