This is a PCB mount, 2 position screw terminal block.
This 4-Position Dual-Row Barrier Strip lets you access wiring without disturbing the circuit. Barriers help prevent short circuits. For hobby projects and Robot wiring.
3.5mm screw terminal block, 3 position, PCB mount
Components required to connect 2 encoders to a Roboteq SDC2160 Motor controller.
The Spektrum AR620 air receiver is a full-range, 6-channel sport receiver with DSMX/DSM2 compatibility and a compact footprint that’s streamlined to fit in a wide range of models. Great for Robots too!