Stan Winston School of Character Arts - The small-scale "Graboid" on the miniature set of TREMORS 4 The Legend Begins (2004). Source: Practical Effects Group | Facebook
Lot #1063 - TREMORS (1990) - Kevin Bacon and Michael Gross Autographed Graboid Tendril
Tremors Props @ Lone Pine Museum : r/Tremors
TREMORS 2: Aftershocks - Behind The Scenes
Contest Entry- Life-sized Graboid Head — Stan Winston School of Character Arts Forums
Graboid puppet from "Tremors" (1990) : r/HorrorHouse