Rodney Robot BOM (Article Part 5) Item No. Approx Cost 3D Print Camera bracket x1 3D Print Caster x2 3D Print Caster Spacer x2 3D Print Display Bracket x1 3D Print Fan Bracket x1 3D Print Head Fixing Bracket x1 3D Print Head Pan Bracket x1 3D Print Head Tilt Arm x1 3D Print Rear Platform x1 3D Print Rear Platform Standoff x4 3D Print Speaker Bracket x1 3D Print Switch Bracket x1 16GB Miscro SD Card x1 £8.00 2 Pole 5mm Pitch PCB Mount Screw Terminal Block Pack 20 £1.45 21.5mm PVC Pipe (used for neck) £1.89 for 2 metres 6-32 UNC x 5/16 inch Pan Head Screws (Head Bracket to Load Bearing Block) x8 8 Ohm Speaker x1 AA Rechargeable Batteries x10 Adafruit Mono 2.5W Class D Audio Amplifier PAM8302 x1 £4 Advanced Motor Bracket Mount (large) x2 £7.98 Arduino Nano x1 £19.26 Assorted 3-pin Female/Female cables Audio lead x1 Base - plywood board 340x180x8 mm x1 Battery Holder (10 x AA) x1 £3.00 Black Cable Ties 2.5mm Pack 100 £0.79 Brass Motor Shaft Hub - 6mm x2 £3.98 Load Bearing Servo block (Futaba) x1 £26.78 Metal DC Geared Motor w/Encoder - 12V 122RPM 38Kg.cm x2 £62 Micro USB Breakout Board x2 Micro USB Power Cables x2 Mini Bluetooth Keyboard x1 £7.51 Miniature 5V Cooling Fan for Pi x1 £3.50 Pi/Nano USB Cable x1 Raspberry Pi 3 7" Touchscreen Display x1 £60.00 Raspberry Pi 3, Model B, 1GB RAM x1 £32.00 Raspberry Pi Camera Board V2 x1 £24.50 Raspberry Pi Heatsink - Black x1 £1 RC Servo Futaba S3003 x1 £7.00 RC Servo Futaba S3305 Heavy Duty Metal Gear x1 £36.99 Screw button head hex M2.5 x 16mm (fan bracket to Pi) x2 Single Row 40 Pin 2.54 mm Male Pin Header Connector Pack 50 £5.85 Switch - Rocker single pole x1 Switch - Toggle double pole x1 Table Tennis Balls x2 Thunderborg - Dual 5A Motor Controller with DC/DC & RGB LED x1 £37.00 USB Power Bank, 2 port (2.1A, 1.0A) x1 Various general screws/nuts/standoffs Velcro Straps Veroboard - various Wheel Pair in Black (105x50mm) x1 £11.99 The Pi Hut ModMyPi Servo Shop Robot Shop RS Components Amazon