The body is a twenty-gallon expansion tank from a radiator heating system. The 12Ónch head is double hooped soft leather cushioned by innertube rubber. The bottom is open by half its diameter. The cymbal is two cut sections from the bottoms of propane tanks bolted together separated by neoprene washers. Usually played in tandem with Squat.

Click to hear a sound sample of the instrument: Thump and Squat.

Thump full view.

Detailed view of Thump.
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