Strike King Rage Thumper Worm Bait The Rage Thumper Worm is a 10" worm with rapid flicker rate thanks to Rage Tail design. It's tail has a score line that can be cut to make the worm into a cut tail worm. The Rage Thumper worm is the ultimate off-shore worm with action joints that increase "Thump" by the tail movement. Each Rage Tail lure has a unique and exclusive tail design and is engineered like no other soft plastic bait. Each is designed with a specific purpose and uses customized hi-grade plastics for superior action. You won't believe the splash, noise or other action that each Rage Tail has!