Mechanical Components »
Wheels, Tracks, and Ball Casters
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Pololu item #:
1556
Price: $14.95 |
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Dagu Wild Thumper Wheel 120x60mm Pair with 4mm Shaft Adapters - GoldThese two large (120mm-diameter) wheels from Dagu Electronics match those on the Dagu Wild Thumper chassis and can be used as replacement parts or for custom robots that need to traverse complex, rugged terrain. The black tires are made of soft, spiked rubber for increased traction, and the plastic hubs are metallic orange/gold in color. The included adapters let you easily mount the wheels to motors with 4mm output shafts. These wheels are sold in pairs: you get two wheels, two 4mm adapters, and one 3mm hex wrench that matches the adapter screws. |
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Pololu item #:
1557
Price: $14.95 |
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Dagu Wild Thumper Wheel 120x60mm Pair with 4mm Shaft Adapters - ChromeThese two large (120mm-diameter) wheels from Dagu Electronics match those on the Dagu Wild Thumper chassis and can be used as replacement parts or for custom robots that need to traverse complex, rugged terrain. The black tires are made of soft, spiked rubber for increased traction, and the plastic hubs are chrome (silver) in color. The included adapters let you easily mount the wheels to motors with 4mm output shafts. These wheels are sold in pairs: you get two wheels, two 4mm adapters, and one 3mm hex wrench that matches the adapter screws. |
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Pololu item #:
1079
Price: $5.95 |
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Pololu Universal Aluminum Mounting Hub for 3mm Shaft Pair, 2-56 HolesThe 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. The set includes one Allen wrench and two 4-40 set screws for securing the hubs to motor shafts. Each hub has four mounting holes for 2-56 screws (not included). |
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Pololu item #:
1078
Price: $5.95 |
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Pololu Universal Aluminum Mounting Hub for 3mm Shaft Pair, 4-40 HolesThe 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. The set includes one Allen wrench and two 4-40 set screws for securing the hubs to motor shafts. Each hub has four mounting holes for 4-40 screws (not included). |
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Pololu item #:
1081
Price: $6.95 |
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Pololu Universal Aluminum Mounting Hub for 4mm Shaft Pair, 4-40 HolesThe 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. The set includes one Allen wrench and two 4-40 set screws for securing the hubs to motor shafts. Each hub has four mounting holes for 4-40 screws (not included). |
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Pololu item #:
1203
Price: $7.49 |
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Pololu Universal Aluminum Mounting Hub for 5mm Shaft PairThe Pololu universal aluminum mounting hub allows you to mount custom wheels and mechanisms to 5 mm motor shafts. The hubs are sold in pairs. The set includes one Allen wrench and two 4-40 set screws for securing the hubs to motor shafts. Each hub has four mounting holes for 4-40 screws (not included). |
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Pololu item #:
1083
Price: $7.95 |
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Pololu Universal Aluminum Mounting Hub for 6mm Shaft Pair, 4-40 HolesThe 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. The set includes one Allen wrench and two 4-40 set screws for securing the hubs to motor shafts. Each hub has four mounting holes for 4-40 screws (not included). |
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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 TrioThis plastic roller ball is a great third contact point for a small, differential-drive robot. They are sold in threes. |
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Pololu item #:
106
Price: $9.50 |
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Tamiya 70100 Track and Wheel SetThe Tamiya 70100 Track and Wheel Set allows for a large degree of adjustability and creativity in designing your own robot. The set includes a variety of track lengths, sprockets, and wheels that are compatible with multiple Tamiya products. |
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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). The track links and pins are sold separately. |
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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. The track links and pins are sold separately. |
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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. The track links and pins are sold separately. |
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