Servos, Motors and Wheels

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  • Small Metal Ball Caster (MQBALL)
    Small Metal Ball Caster

    This is a kit to make a small caster as used in Agobo, PicoBot and CrumbleBot Mk1

    The kit includes:
    • A 3/8" metal ball
    • 4 small bearings
    • White ABS housing
    • 2 x screws
    Total height of the assembly is 14mm

    Add to Cart
    £2.00
  • Ball Caster Omni Wheel for Smart Robot Car (BALLCAST)
    Ball Caster ideal for use with Robotic Platforms
    • 360 degrees in any direction
    • Height: 2.1cm
    • Width: 3.2cm
    • Length: 4.8cm
    • Mounting holes diameter: 0.4cm
    • Install pitch:40mm
    • Ball diameter: 16mm
    • Load limit: 18kg
    Includes 2 x 25mm hex pillars (brass), tapped for M3 screws
    Add to Cart
    £3.00
  • 6V Geared Motor, 1:48, 240RPM Single Shaft (GRMTR48-240)
    6V DC Geared Motor

    As used in many simple 2WD robots
    • 48:1
    • Single shaft
    • Nominally 6V operation
    • Approx 240rpm at 6V
    This motor is also available with a 2-pin JST 2mm connector attached, with capacitor across the motor terminals and heat shrink covering.
    Add to Cart
    £2.50
  • N20 Micro Metal Geared Motor 6V Various Speeds (N20-nnn)
    Micro Metal Geared Motor

    As used in our CrumbleBots, Picobots, Agobo, Lumino robots

    Simple to use, low starting voltage around 2V. Nominally speed is on load (with wheel) at 6V and around 160mA off load

    Also available - nylon mounting bracket with screws

    N20 size motor.
    Volts No Load
    RPM
    On Load
    RPM
    Torque
    kg.cm
    Rated
    mA
    Stall
    Torque
    Stall
    mA
    Ratio
    6 500 400 0.15 160 1.2 100 30
    6 300 240 0.2 160 1.6 100 50
    6 150 120 0.3 160 2.4 200 100
    6 100 80 0.4 160 3.2 200 150
    6 60 48 1.0 120 7 200 250
    6 50 40 1.5 120 10 300 298
    Add to Cart
    £5.00
  • 6V basic DC Motor ()
    • 3V - 6V rated motor
    • Motor diameter: 20.7mm
    • Body length: 25mm
    • Shaft diameter: 2mm
    • Shaft length: 8.25mm
    Add to Cart
    £1.00
  • Mounting Bracket for our Mini Pan/Tilt Assembly and Camera, UltraSonic, etc. (PTBRKT)
    Bracket for our Mini Pan/Tilt Assembly Enabling Easy Mounting for Small Cameras, Ultrasonic, etc.
    • Simply clips onto the front of our mini Pan/Tilt assembly
    • Can easily be removed by unclipping. So you can have multiple items ready mounted and easily swap between them
    • Injection moulded in black ABS especially for 4tronix
    • Plate dimensions: 48 x 37mm
    • Ideal for mounting our mini breadboards
    • Can mount the Raspberry Pi Camera using 2 screws - see photo

    • One bracket is included
    • Raspberry Pi Camera and Initio not included
    Add to Cart
    £1.50
  • 5V 4-Phase Stepper Motor with OPTIONAL ULN2003 Control Board (RPI-STEP)
    Stepper Motor
    • Model: 28BYJ48
    • Operating voltage: 5V
    • Step angle: 5.625°
    • Reduction ratio: 64
    • Pull-in Torque: >300gf.cm
    • Max starting frequency: 500pps
    • Max operating frequency: 900pps
    • Diameter: 28mm
    • Comes with a 5-way cable terminated in 2.54mm pitch JST female plug
    ULN2003 Driver board (OPTIONAL)
    • 4-Phase (A, B, C, D) LED indication
    • Size: 31 x 35mm
    Sample Arduino Sketch >>HERE<<

    Specification and Dimensions >>HERE<<

    We also have WHEELS that can be fitted directly to the stepper motor shaft
    Add to Cart
    £2.50
  • 65mm Yellow Wheel for Arduino Smart Robot Car (WHL65)
    • A single 65mm diameter wheel with tyre for fitting to standard Gear Motors
    • Motor and Gearbox not included
    • Can be used in our Robot vehicles with the standard motor/gearbox fitting
    Add to Cart
    £1.50
  • Pair of 42mm Yellow Wheels for N20 Metal Gear Motors (WHL42-Y)
    • A pair of 42mm diameter wheels with tyre for fitting to N20 micro metal Gear Motors
    • Motor and Gearbox not included
    • Wheel has round hole and will friction fit a 3mm axle
    • As used in our Picobot2 product
    • Also available in Lilac/Pink
    Add to Cart
    £1.50
  • Pair of 42mm Lilac/Pink Wheels for N20 Metal Gear Motors (WHL42-L)
    • A pair of 42mm diameter wheels with tyre for fitting to N20 micro metal Gear Motors
    • Motor and Gearbox not included
    • Wheel has D shape hole and will friction fit a 3mm axle
    • As used in our Picobot2 product
    • Also available in Yellow
    Add to Cart
    £1.50
  • Pair of 42mm Wide Black Wheels for N20 Metal Gear Motors (WHL42MQ)
    • A pair of 42mm diameter wide wheels with tyre for fitting to N20 micro metal Gear Motors
    • Motor and Gearbox not included
    • Wheel has D-shaped hole and will friction fit a 3mm axle
    • The wheel is approximately 19mm wide and has a deep tread for maximum grip
    • Inside the wheel hub are 12 spokes that can be used by suitable optical wheel sensors to detect wheel rotations
    Add to Cart
    £4.50
  • Pair of 47mm Black Wheels for N20 Metal Gear Motors (WHL47TH)
    • A pair of 42mm diameter wheels with tyre for fitting to N20 micro metal Gear Motors
    • Motor and Gearbox not included
    • Wheel has D-shaped hole and will friction fit a 3mm axle
    • As used in our CrumbleBot and Agobo products
    Add to Cart
    £2.50
  • Tower Pro SG90 Micro Servo (SG90)
    • Model Tower Pro SG90
    • Dimensions: 22 x 11.5 x 27mm
    • Operating speed: 0.12secs / 60 degrees (no load, 4.8V)
    • Stall torque: 1.2 kg/cm (4.8V)
    • Operating voltage: 3V - 7.2V
    • 3 servo horns included per servo
    Add to Cart
    £2.90
  • 48:1 Geared Motor 6V Dual Shaft (GRMTR1)
    6V DC Geared Motor

    As used in many simple 2WD robots
    • 48:1 Gearing
    • Nominally 6V operation
    • Approx 200 rpm at 6V
    Add to Cart
    £2.50
  • Tower Pro SG92R Micro Servo Motor with Carbon Fibre Gears (SERV92R)
    Tower Pro Micro Servo: SG92R
    • Model: Tower Pro SG92R
    • Carbon fibre gears and control arms (horns)
    • Dimensions: 22.8 x 12.6 x 26.8mm
    • Operating speed: 0.12secs / 60 degrees (no load, 4.8V), 0.08secs / 60 degrees (no load, 6V)
    • Operating voltage: 3V - 7.2V
    • Torque: 2.5 kg/cm (4.8V), 3.2 kg/cm (6V)
    • 3 servo horns included per servo
    Add to Cart
    £3.50
  • 65mm Metallic Wheels for Robot Car (Pair) (WHL65R/S)
    A Pair of high quality 65mm diameter wheels with adaptors for standard gear motors

    Available in either Red metallic or Silver metallic (select)

    Add to Cart
    £7.00
  • Assembled 2 DOF Pan and Tilt Brackets and Servos for Robotics (PANTILT02A)
    Lightweight Pan and Tilt set complete with micro servos
    • Fully Assembled mini Pan and Tilt arm for robot or miniature camera mount
    • Tower Pro 9g micro servos included and ready fitted
    • Mount for camera or sensors is 30 x 30mm
    • Easy mount (flat) base plate
    • Fully assembled
    • Total weight including servos: 44g
    Options:
    • Clip on mounting plate with screws for Raspberry Pi camera
    • Raspberry Pi Camera (standard or NOIR)
    • Additional camera cable (15cm included with Camera)
    Add to Cart
    £15.80
  • Pair of 50mm Wheels for Stepper Motor 5mm Shaft (WHLSTP)
    A Pair of plastic Wheels (with rubber Tyres) for small Stepper Motors
    • Made specially for 4tronix with extended and slotted shaft
    • A pair of 50mm diameter wheels with tyres for fitting to our 28BYJ48 Stepper Motors
    • Simply push directly onto the output shaft of the stepper motor
    Add to Cart
    £4.95
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