Time Trial Challenge HO Scale Electric Slot Car Race Set includes 38.5 Feet of Track! (2.59m). Set-Up Size: 41" x 22" (1.04 x .56m). Two Cars Included: Go Racing with Jeff Gordon and Dale Earnhardt Jr! Stainless steel guide pins will not break. Fast Trackers tune-up kit included! Clocked at nearly 1,000 scale m.p.h.! Easy assembly! Dura-Lock Track System stays secure! Max-Traxx Technology! Maximum Traction! Wide rear tire profile fore gripping track and traction magnets for cornering speed. Maximum Handling! Micro-balanced axle for a smooth ride and center magnets for overall control. Maximum Speed! Custom armature for horespower and precision winding for acceleration. Not Recommended for children under 14 years.