The price is for one unit and this is the last one. Roland part number is C3400005.
NEW Roland PSB-1U 9v Power Supply Adapter for SPD, Juno, HPD, Fantom & Many More
NEW Roland potentiometer fader 13359551 for RM-84 / 124
NEW Roland potentiometer fader 00566189 for PA-150 PA-250
NEW Roland potentiometer fader 13339651 for RM-84 / 124
New Roland R-8 MkII Human Rhythm Composer CPU Nec D78213CW 15199708
NEW Roland KD-10 V Drum.