15mm Black D-Shaft Knob for Buchla 261e, 266e, 267e, 272e, 281e, 285e, 292e
This 15mm Black D-Shaft Knob is compatible with the Buchla 261e, 266e, 267e, 272e, 281e, 285e, and 292e Modules. 267e - Filter A Pitch, Filter B Pitch, Random A, Random B. 281e - Attack, Decay. 292e - All Values.