1/32 Scale Universal Inline Chassis kit Includes: Chassis front Guide section Chassis Main Frame 3 Pairs front axle spacers 2 Plastic locking Nuts 1 Self Taping Screw 1 TSRF Guide Flag. Dimensions: Minimum width - 25mm. Maximum width - 43mm Minimum length - 94mm. Maximum length - 119mm (both front of guide post to rear of chassis) Minimum wheelbase - 67mm. Maximum wheelbase - 91mm (axle centre to axle centre) (I got the wheelbase down to 48mm long with a lot of cutting) Height of chassis - 17mm (top of motor to underside of chassis) Minimum distance between bushes (left to right) Front - 20mm. Rear 20mm Height of guide post 6.5mm Bottom of chassis to bottom of guide post - 1.5mm Bare chassis weight - 10grams. Minimum tire diameter 18mm (leaving 1mm ground clearance). To build this chassis kit into a complete running car you will need: Motor Axles Rear axle bushings Braided contacts Guide bushing Wheels and tires Body of your choice.There is no provision for mounting a downforce magnet. NOTE:  the Slot.it SICH57b Body-to-chassis brackets can be attached to the sides of this chassis with metal-filled epoxy to mount most coupe or roadster bodies.