Educational Series Pulley Unit Set - Tamiya 70121
The set includes seven pulleys of various sizes along with an assortment of single and double bushings.

$8.89

Small Pulley Set - Tamiya 70140
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.

$6.69

Large Pulley Set - Tamiya 70141
The Tamiya 70140 large pulley set includes six pulleys of various sizes along with an assortment of single and double bushings that make the pulleys compatible with round and hexagonal shafts.

$6.69

Ladder Chain and Sprocket Set - Tamiya 70142
Along with the chain and four sprockets the set also includes two sprocket mounts and two crank arms to attach to the sprockets.

$10.59

Track Sprocket - 6 Link (Pair)
Works with the Universal 6mm Hub and 4mm Hub.

$7.95

Replacement 3pi Ball Caster with 1/2in. Plastic Ball
This ball caster can be used as a replacement 3pi robot part or as a general-purpose ball caster.

$2.75

Ball Caster with 3/8in. Plastic Ball
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.

$2.99

Ball Caster with 1/2in. Plastic Ball
This ball caster kit includes a black ABS housing, a 1/2in. diameter plastic ball, two spacers (1/16in. and 1/8in. thick), and two #2 screw sets.

$3.99

Ball Caster with 3/4in. Plastic Ball
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.

$5.99

Ball Caster with 1in. Plastic Ball
This ball caster kit includes a black ABS housing, a 1in. diameter plastic ball, three dowel pin rollers, two spacers (1/16in. and 1/8in. thick), and two #2 screw sets.

$6.99

Ball Caster with 3/8in. Metal Ball
This ball caster kit includes a black ABS housing, a 3/8in. diameter metal ball, two spacers (1/16in. and 1/8in. thick), and two #2 screw sets.

$2.99

Ball Caster with 1/2in. Metal Ball
This ball caster kit includes a black ABS housing, a 1/2in. diameter metal ball, two spacers (1/16in. and 1/8in. thick), and two #2 screw sets.

$3.99

Ball Caster with 3/4in. Metal Ball
This ball caster kit includes a black ABS housing, a 3/4in. diameter metal ball, two spacers (1/16in. and 1/8in. thick), and two #2 screw sets.

$4.99

3mm Assorted Shaft Set - Tamiya 70105
This is a great selection of Tamiya 3mm shafts, round, threaded and hex.

$5.99

Ball Caster set - Tamiya 70144
With the Ball Caster, your Antweight bot can pivot and move in almost any direction.

$6.69

Track and Wheel set - Tamiya 70100
Adjustable antweight set including caterpiller-style tank treads, wheels, and 100mm shafts.

$9.49

Slick Tire Set 31mm Diameter - Tamiya 70192
31mm Slick Tire Set from the Educational Construction Series by Tamiya.

$4.39

Universal Plate - Tamiya 70098
This perforated plate provides versatile usage such as the chassis for car models, or a robot body found in the Educational Constructions Series by Tamiya.

$5.99

Universal Plate Set (2) - Tamiya 70157
The Tamiya 70157 Universal Plate Set (2pcs.) is a customizable chassis designed to be compatible with multiple Tamiya products.

$8.99