Casters

Caster Wheels

Pololu Ball Caster Kit with 1/2" Metal Ball

Code: MEC-30007

Featuring a 1/2" (12.3mm) metal ball this ball caster kit comes complete with mounting screws and spacers to change the final height of the caster. The caster provides a good 'third point' for a differential drive robot.

$ 2.85

In stock in Australia

We can ship 431 more in 7-10 days

Pololu Ball Caster Kit with 3/4" Plastic Ball

Code: MEC-30008

With a 3/4" (19mm) plastic ball this ball caster kit comes complete with mounting screws and spacers to change the final height of the caster. Dowel pins are included to reduce friction between the ball and ABS housing. The caster provides a good 'third point' for a differential drive robot.

$ 4.95

In stock in Australia

We can ship 107 more in 7-10 days

Pololu Ball Caster with 1" Plastic Ball

Code: MEC-30033

This light ball caster uses a 1" (25.4mm) diameter plastic ball. The height of the assembled kit ranges from 1.1" (28mm) to 1.4" (35.5mm). Dowel pins are used to minimize the friction between the ball and the ABS housing.

$ 6.95

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We can ship 56 more in 7-10 days

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Pololu Ball Caster with 1/2″ Plastic Ball

Code: SKU-002439

This light ball castor uses a 1/2″ diameter plastic ball. The height of the assembled kit ranges from 0.5″ to 0.8″.

$ 2.65

In stock in Australia

We can ship 549 more in 7-10 days

Pololu Ball Caster with 1″ Plastic Ball and Ball Bearings

Code: SKU-003361

This ball castor uses a 1″ diameter plastic ball and has an overall height of 1.1″ (29 mm). The two-part housing snaps together to securely enclose the ball and three ball bearings that minimise friction between the ball and the ABS housing.

$ 8.95

In stock in Australia

We can ship 1 more in 7-10 days

Pololu Ball Caster with 1″ Plastic Ball and Plastic Rollers

Code: SKU-003360

This ball castor uses a 1″ diameter plastic ball and has an overall height of 1.1″ (29 mm). The two-part housing snaps together to securely enclose the ball and three plastic rollers that reduce the friction between the ball and the ABS housing.

$ 5.95

In stock in Australia

We can ship 495 more in 7-10 days

Pololu Ball Caster with 3/4″ Metal Ball

Code: SKU-002440

This ball castor uses a 3/4″ diameter metal ball. The height of the assembled kit ranges from 0.8″ to 1.1″.

$ 4.95

In stock in Australia

We can ship 546 more in 7-10 days

Pololu Ball Caster with 3/8" metal ball

Code: MEC-30034

This small ball caster uses a 3/8" (9.5mm) diameter metal ball. The height of the assembled kit ranges from 0.4" to 0.6" (10.1mm to 15.2mm). The caster provides a good 'third point' for a differential drive robot.

$ 2.70

In stock in Australia

We can ship 459 more in 7-10 days

Pololu Ball Caster with 3/8″ Plastic Ball

Code: SKU-002438

This small, light ball castor uses a 3/8″ diameter plastic ball. The height of the assembled kit ranges from 0.4″ to 0.6″.

$ 2.55

In stock in Australia

We can ship 622 more in 7-10 days

Tamiya 70144 Ball Caster Kit (2 casters)

Code: MEC-30056

Tamiya’s steel-ball caster is a good way to give a “third wheel” to a small robot powered by a differential drive. The kit comes with enough parts to make two casters, either 25 mm or 35 mm in height. Requires some assembly.

$ 12.95

In stock in Australia

We can ship 117 more in 7-10 days