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12mm Hex Hub (pair)
Price: $10.00
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Availability: Available
Machine Lab Item #: hexhub -

12mm hex hubs for the ML-30 / ML-50 motors.There is a 6 mm hole in one side with set screw for the ML-30 or ML-50 motor shaft and an 8-32 tapped hole in the other side to retain the wheel. Wheels and tires sold separately. Sold in pairs. ML-hexhub

Ball Caster with 3/4in. Plastic Ball
Price: $4.99
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Availability: In Stock
Pololu Item #: 954 -

This ball caster kit includes a black ABS housing, a 3/4in. diameter plastic ball, three dowel pin rollers, two spacers (1/16in. and 1/8in. thick), and two #2 screw sets.The total height of this ball caster is 0.91in. with no spacers. You can also adjust the height to 1.1in. by adding the spacers.The ball caster can be mounted to a chassis by the two screw sets included in the kit. The distance between the two screw holes is 0.24in.0-PL954

Ball Caster with 3/8in. Plastic Ball
Price: $2.99
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Availability: In Stock
Pololu Item #: 950 -

This ball caster kit includes a black ABS housing, a 3/8in. diameter plastic ball, two spacers (1/16in. and 1/8in. thick), and two #2 screw sets.The total height of this ball caster is 0.4in. with no spacers. You can also adjust the height to 0.6in. by adding the spacers.The ball caster can be mounted to a chassis by the two screw sets included in the kit. The distance between the two screw holes is 0.53in.0-PL950