I have 4 of these for sale in total from an Alesis debut kit. Will work with any digital kit that uses the standard jack socket (6.35mm).
Roland PDX-6 Mesh Drum Pad Snare/Tom 6.5" Electronic Dual Trigger Electric Kit
ALESIS TURBO MESH DRUM KIT SPARE PARTS SNARE TOM CRASH KICK HIHAT CLAMP ARM LOOM
ALESIS SURGE MESH DRUM KIT EXPANSION SET @SNARE @PAD @L-ROD @CLAMP @TRS @LEAD
Alesis Nitro Mesh Drum Kit Spares Choice - Rack Clamps Arms Pads Cymbals Module
Alesis Surge Mesh Drum Kit SPARE PARTS – Snare/Tom/Cymbal/Choke/Clamps/9V PSU