Image Item No. Description  32310pb06  Technic Block 3 x 5 x 1 2/3 with Black and Silver Circuitry with Purple Dots Pattern Catalog: Parts: Technic  32310pb02  Technic Block 3 x 5 x 1 2/3 with RoboRider Swamp Pattern Catalog: Parts: Technic  32143  Technic Competition Arena Section, Curved Middle Catalog: Parts: Technic  32306  Technic Wheel Holder 7 x 3 Catalog: Parts: Technic  32294  Technic Wishbone Suspension Arm Catalog: Parts: Technic