• Advanced trigger device for playing electronic sources from an acoustic bass drum
• Compatible with Rolands TM-2 Trigger Module, TD-series V-Drums sound modules, and SPD-series percussion pads
• Newly developed self-guided mount makes installation quick and easy
• Durable fiberglass-reinforced ABS body and secure mounting mechanism for dependable operation
• Protective grip prevents marring of wood bass drum hoops

Looks and appears in great condition. Unable to test.