3 Simmons SDS hex drum trigger pads, 1980s, Boss DRP-3 module, tested working.

Vintage Simmons SDS9 Electronic Drum Pad - Black Snare/Tom

Simmons SDS Classic Vintage Drum Synthesizer Snare / Tom XLR Trigger Pad: Black

KNOB AND CAP FOR SIMMONS / MUSICAID SDSV (SDS 5)

Simmons SDS9 19" electronic Synthesizer Base/Kick Drum Pad 1980s Vintage @RARE@

KNOB CAP FOR SIMMONS SDS7 (SDS 7)

KNOB AND CAP FOR SIMMONS SDS7 (SDS 7)

Reproduction Simmons TMI Knob (SDS1000, MTX9, SDE Compatible)