Collect and Build Robo Battlers Series - Ace
Collect Build Crawler, #4 of in the Robo Battlers Series motorized for exciting mechanical movement! This set comes with 122 K'NEX parts, primarily micro rods connectors to build motorized robot. And just as his name suggests, Ace moves by creeping along on four legs! And that's not all Ace combines with Flash to build an even bigger motorized robot! Recommended for builders For Ages 7+. Requires  inches AA inches  batteries, not included.