Mechanical Components »
Wheels, Tracks, and Ball Casters
Compare all products in this category
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Pololu item #:
1090
Price: $6.98 |
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Pololu Wheel 42x19mm PairThis custom-designed white plastic wheel has a rubber tire measuring 1.65" (42 mm) in diameter and is designed to fit the output shafts on our micro and mini metal gearmotors as well as the Solarbotics metal gear motors. Teeth on the hub optionally allow a reflectance sensor to be used for encoder feedback. These wheels are sold in pairs. |
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Pololu item #:
1218
Price: $39.95 |
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Pololu 42x19mm Wheel and Encoder SetThis set includes a pair of 42×19mm wheels, a pair of extended brackets, and two matching encoders. Just pick a pair of micro metal gearmotors to complete your feedback-enabled drive system. |
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Pololu item #:
1088
Price: $6.98 |
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Pololu Wheel 32x7mm Pair - WhiteThis custom-designed white plastic wheel has a silicone tire measuring 1.26" (32 mm) in diameter and is designed to fit the output shafts on our micro and mini metal gearmotors as well as the Solarbotics metal gear motors. These wheels are sold in pairs. |
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Pololu item #:
1087
Price: $6.98 |
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Pololu Wheel 32x7mm Pair - BlackThis custom-designed black plastic wheel has a silicone tire measuring 1.26" (32 mm) in diameter and is designed to fit the output shafts on our micro and mini metal gearmotors as well as the Solarbotics metal gear motors. These wheels are sold in pairs. |
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Pololu item #:
1079
Price: $5.95 |
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Pololu Universal Aluminum Mounting Hub for 3mm Shaft PairThe Pololu universal aluminum mounting hub allows you to mount custom wheels and mechanisms to 3 mm motor shafts. The hubs are sold in pairs, and each hub includes one 4-40 set screw for securing a motor shaft to the hub. |
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Pololu item #:
1081
Price: $6.95 |
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Pololu Universal Aluminum Mounting Hub for 4mm Shaft PairThe Pololu universal aluminum mounting hub allows you to mount custom wheels and mechanisms to 4 mm motor shafts. The hubs are sold in pairs, and each hub includes one 4-40 set screw for securing a motor shaft to the hub. |
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Pololu item #:
1083
Price: $7.95 |
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Pololu Universal Aluminum Mounting Hub for 6mm Shaft PairThe Pololu universal aluminum mounting hub allows you to mount custom wheels and mechanisms to 6 mm motor shafts. The hubs are sold in pairs, and each hub includes two 4-40 set screws for securing a motor shaft to the hub. |
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Pololu item #:
988
Price: $2.99 |
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BCM WheelThis basic wheel has a rubber tire measuring 2.36" (60 mm) in diameter and is designed to fit our 60:1 and 120:1 BCM gear motors. |
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Pololu item #: 109 Price: $6.25 |
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Tamiya 70140 Pulley (S) SetThe Tamiya 70140 small pulley set contains eight pulleys of different diameters for use with other Tamiya products. The included assortment of bushings allow the pulleys to be mounted on various shaft types with the pulley either idling on the shaft or rotating with it. |
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Pololu item #: 111 Price: $6.25 |
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Tamiya 70141 Pulley (L) SetTamiya 70141 large pulley set contains six pulleys of different diameters for use with other Tamiya products. The included assortment of bushings allow the pulleys to be mounted on various shaft types with the pulley either idling on the shaft or rotating with it. |
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Pololu item #: 108 Price: $11.00 |
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Tamiya 70121 Pulley Unit SetThe Tamiya 70121 Pulley Unit Set includes seven pulleys of various sizes, a motor, and mounting parts. This set can be combined with a variety of Tamiya products. |
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Pololu item #: 107 Price: $14.00 |
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Tamiya 70142 Ladder-Chain & Sprocket SetThe Tamiya 70142 Ladder-Chain & Sprocket Set includes 96 cm of chain and four sprocket wheels compatible with Tamiya gearboxes. |
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Pololu item #: 66 Price: |
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Tamiya 70144 Ball Caster Kit (2 casters)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. |
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Pololu item #:
174
Price: $1.95 |
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Plastic Ball Caster 3-PackThis plastic roller ball is a great third contact point for a small, differential-drive robot. |
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Pololu item #:
415
Price: $0.62 |
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Miniature Track Link and PinIf you’ve been looking to move from wheels to tracks but have been disappointed with rubber bands and timing belts, these tank tracks are for you. We sell this product in packs of ten loose links and pins. |
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Pololu item #:
224
Price: $9.95 |
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Injection-Molded Sprocket Set 8T HexThis four-pack of 8-tooth injection-molded sprockets comes with two idler sprockets (with 1/4" holes) and two sprockets with 3-mm hexagonal holes (for use with Tamiya Gearboxes that have 3-mm hex shafts). |
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Pololu item #:
359
Price: $9.95 |
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Injection-Molded Sprocket Set 8T GMThis four-pack of 8-tooth injection-molded sprockets comes with two idler sprockets (with 1/4" holes) and two sprockets with 7-mm holes for use with for use with Solarbotics GM2, GM3, GM8, and GM9 gearboxes. |
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Pololu item #:
358
Price: $9.95 |
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Injection-Molded Sprocket Set 8T FutabaThis four-pack of 8-tooth injection-molded sprockets comes with two idler sprockets (with 1/4" holes) and two sprockets designed for use with Futaba servo splines. |
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