Bought a while ago when I had a Yamaha DTXplorer to expand the kit, but I didn't get around to it and no longer have electric drums.
Yamaha TP65 Trigger Pad - Working, No Accessories, Used
Yamaha TP65 Trigger Pad - Tested - Working
YAMAHA TP65 TRIGGER PAD +MOUNT & CLAMP FROM DTXPLORER
Yamaha TP65 Drum Pad Trigger Tom Electronic Drum Pad
Yamaha TP65 Drum Pad Trigger Tom / Accessory #MH110
