High strength dual ball bearings

10-spoke wheels are given a stylish metal-plated finish

Aftermarket battery size: Battery pack size must be under 66x36x15mm in size

Length: 479mm

(8) 5x11x4 Ceramic

Tamiya - Bipedal Walking Robot ASC80945 High strength dual ball bearingsThe Bipedal Walking Robot is an addition to the Educational Construction Series. Walking Robot moves by transferring its weight. When the weight transfer unit, which is composed of a gearbox and battery case, moves right, and left, the model rocks and its legs move forward. Length: 85mm, width: 132mm, height: 107mm (138mm with guide rod attached) Weight: approximately 138g (including batteries). Two separately sold AAA batteries are required.