Quantity   Component name
3 × Endstop Switch Found these for cheap. A friend gave these to me for free.
1 × Ramps 1.4 Motherboard The 3D printer motherboard]
1 × RepRap Smart Controller LCD Display and 3D Printer human interface
4 × A4988 Cloned drivers Stepper motor drivers for the ramps 1.4 motherboard.