Flextone Thunder Gobble Call Gen 2. The ergonomic mouthpiece and double reed construction of this hybrid design give callers the most important element of a good gobble: control. You get to adjust the volume rhythm and tone on your terms to ultimately make a nearby tom give in to those terms too. Use the Thunder Gobble as a shock gobble for locating or in conjunction with hen mating yelps to add realism to your calling sequences. Features of Flextone Thunder Gobble Gen 2 Call Patent-pending design for loud realistic gobbles Great locator call Fires up and challenges gobblers Package Contents: Flextone Thunder Gobble Gen 2 Call Flextone FLX-FLXTK102: Thunder Gobble Call Gen