DIKAVS Store Results 1 - 2 of 2 Passive Components 10 Pieces Plastic Threaded Knurled Potentiometer Knobs Caps with Rotary Encoder | 6mm Shaft Hole Diameter | Volume Control Knobs Good Deal US $0.3 Active Components 10 Pairs Super-bright 5mm IR LED and IR Receiver Diode - 940nm for Arduino DIY Good Deal US $1.53