Reproduction Steps
Wear the Hair of Infinite Neon in any game in R15.
Expected behavior
The item should have a MeshPart named handle under the accessory object.
(Like this one)
Actual Behavior
Due to the handle being named improperly in R15, it spawns way below you which can cause problems and various other issues.

(2 other examples are provided by @1ukis)
Issue Area: Catalog Assets
Issue Type: Other
Impact: Very High
Frequency: Constantly
Date First Experienced: Item Creation Date
Date Last Experienced: Current Date