Casters

Caster Wheels

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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.

$ 9.95

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Shipping from $7.90

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Replacement 3pi Ball Caster with 1/2″ Plastic Ball

Code: SKU-002441

This ball castor can be used as a replacement 3pi robot part or as a general-purpose ball castor. When mounted through a hole in a chassis that uses our micro metal gearmotors and our 32×7mm wheels , as on the 3pi, this ball castor is just the right height to keep the chassis level.

$ 2.65

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Shipping from $7.90

+54 more from our supplier in 7-10 days