LEGO Creator Mini Skyflyer 31001 3-in-1 model: rebuilds into a tough quad bike or speedy go-kart. Go-kart measures over 1" (5cm) high, 5" (13cm) long and 2" (7cm) wide. Quad bike measures over 1" (5cm) high, 3" (10cm) long and 2" (7cm) wide. Super Racer measures over 1" (5cm) high, 5" (15cm) long and 2" (7cm) wide. Take on the tightest corners with big slick racing tires!