This is the 1/43 Scale Compact Circuit 8.2" Set by SCX®. Suitable for Ages 4 & Up. FEATURES: Easy assembly Higher durability Lap counter and turbo handthrottle included Chevrolet Corvette C6R and Porsche 911 GT3 Cup are included INCLUDES: 2 GT cars 6 standard 90 degree curves 4 342mm straight tracks 1 crossover track 1 terminal track 1 lapcounter 2 hand throttles 1 transformer REQUIRES: Assembly of track SPECS: Length of track: 13" (4m) Dimensions: 4"9" x 2"6" (1500mm x 800mm) COMMENTS: Due to small parts that could cause choking hazard, please keep away from children 3 years of age and younger tlc 8/2/11