The HN05-I101 Idler Bearing Set provides a passive idler hub on the back side of the servo for building joints using the RX-64, MX-64. and MX-106 .
Kit Contents:
1 x HN05-I101 Idler1 x Bearing1 x Bearing Cap10 x M2.5*4 Bolts1 x M3*6 Bolt
Strength & Speed Chart of the Dynamixel Family