Pololu

CA$5.38
This black polyurethane scooter/skate wheel measures 84 mm in diameter and 24 mm in width and works with standard 608 bearings as well as our Aluminum Scooter Wheel Adapters, which allow these wheels to be used with an assortment of motors.
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CA$6.75
This black polyurethane scooter/skate wheel measures 100 mm in diameter and 24 mm in width and works with standard 608 bearings as well as our Aluminum Scooter Wheel Adapters, which allow these wheels to be used with an assortment of motors.
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CA$12.82
This black polyurethane scooter/skate wheel measures 144 mm in diameter and 29 mm in width and works with standard 608 bearings as well as our Aluminum Scooter Wheel Adapters, which allow these wheels to be used with an assortment of motors.
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CA$49.36
The Pololu MinIMU-9 v5 is an inertial measurement unit (IMU) that packs an LSM6DS33 3-axis gyro and 3-axis accelerometer and an LIS3MDL 3-axis magnetometer onto a tiny 0.8″ × 0.5″ board. An I²C interface accesses nine independent rotation, acceleration, and magnetic measurements that can be used to calculate the sensor’s absolute orientation.
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CA$14.62
This in-system programmer can be used to program AVR microcontrollers and AVR-based controller boards, such as our Orangutan robot controllers and the 3pi robot. The programmer emulates an STK500 on a virtual serial port, making it compatible with standard AVR programming software, and it supports devices running at either 3.3 V or 5 V.
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CA$10.45
These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 3 mm diameter motor shafts. The set includes two hubs, two #4-40 set screws for securing the hubs to motor shafts, and one 0.05″ Allen wrench for use with the set screws. Each hub has four threaded mounting holes for #2-56 screws (not included).
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CA$12.69
These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 4 mm diameter motor shafts. The set includes two hubs, two #4-40 set screws for securing the hubs to motor shafts, and one 0.05″ Allen wrench for use with the set screws. Each hub has four threaded mounting holes for #4-40 screws (not included).
Delivery within 2-3 weeks
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CA$9.15
These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 3 mm diameter motor shafts. The set includes two hubs, two M3 set screws for securing the hubs to motor shafts, and one 1.5 mm Allen wrench for use with the set screws. Each hub has four threaded mounting holes for M3 screws (not included).
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CA$11.95
These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 4 mm diameter motor shafts. The set includes two hubs, two M3 set screws for securing the hubs to motor shafts, and one 1.5 mm Allen wrench for use with the set screws. Each hub has four threaded mounting holes for M3 screws (not included).
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CA$12.95
These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 5 mm diameter motor shafts. The set includes two hubs, two M3 set screws for securing the hubs to motor shafts, and one 1.5 mm Allen wrench for use with the set screws. Each hub has four threaded mounting holes for M3 screws (not included).
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CA$13.95
These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 6 mm diameter motor shafts. The set includes two hubs, four M3 set screws for securing the hubs to motor shafts, and one 1.5 mm Allen wrench for use with the set screws. Each hub has six threaded mounting holes for M3 screws (not included).
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CA$16.05
These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 1/4 inch diameter motor shafts. The set includes two hubs, four M3 set screws for securing the hubs to motor shafts, and one 1.5 mm Allen wrench for use with the set screws. Each hub has six threaded mounting holes for M3 screws (not included).
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CA$13.95
These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 1/4 inch diameter motor shafts. The set includes two hubs, four #4-40 set screws for securing the hubs to motor shafts, and one 0.05″ Allen wrench for use with the set screws. Each hub has six threaded mounting holes for #4-40 screws (not included).
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CA$3.95
This ball caster kit includes a black ABS housing, a 1/2″ diameter plastic ball, two spacers (1/16″ and 1/8″ thick), and two #2 screw sets. The total height of the ball caster, 0.53″, can be increased to about 0.7″ using the included spacers. The two included #2 screws can be used to mount the ball caster to your chassis.
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CA$3.98
This ball caster kit includes a black ABS housing, a 1/2″ diameter metal ball, two spacers (1/16″ and 1/8″ thick), and two #2 screw sets. The total height of the ball caster, 0.53″, can be increased to about 0.7″ using the included spacers. The two included #2 screws can be used to mount the ball caster to your chassis.
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