CHENBO(TM) 5 x Endstop Mechanical Limit Switches 3D Printer Switch for RAMPS 1.4 CHENBO(TM) 5 x Mechanical Endstop End Stop Limit Switches with 22WAG Cable for 3D Printer Makerbot Prusa Mendel RepRap CNC Arduino RAMPS 1.4 Endstop mechanical limit switches use 3D printer switch RAMPS 1.4 3 pin connectivity Compatible with RAMPS 1.4, CNC and other 3D printer controllers 70cm Length Wire