Anki DRIVE Expansion Track Bottleneck br br br Anki DRIVE Expansion Track Bottleneck br Anki DRIVE - Real life toys and video games collide in a first-of-its-kindrobot battle racing game br Expand your Anki DRIVE battlefield with a new race track featuring unique curves and obstacles br BOTTLENECK combines shifting curves and a tricky new hazard a narrow chute requiring precise timing and control br Anki DRIVE STARTER KIT sold separately is required for play br Easy setup Track rolls out to 85 x 35