Scalextric McLaren P1 Slot Car Race Set (1:32 Scale) Cars are PCR, Pro-Chassis Ready. The brand new concept from Scalextric that allows racers to install and run performance racing parts from Slot. It- one of the slot world's biggest and most respected brands *Pro-Chassis Ready Chassis is sold separately. C8533 is part number for upgraded chassis on the McLaren P1s Large extended figure eight layout with crossover section for high impact racing The race set includes 15'2" of track. Special Features: Easy Change Pick-ups, & Magnatraction Power selector on hand controllers to adjust the speed of the cars which is perfect for beginners or crank it up to full speed for more challenging races. Perfect for all levels or racing