The Main Chassis FZ02L is a genuine Kyosho replacement part (part number FA521L)

so the pit tracks connect directly to the rest of your layout

Overall dimensions of 80 × 40 × 28mm

and other small models with limited mounting space

Kato 2-153 HO Scale Unitrack Straight Feeder Track w/ Concrete Ties Set (2)

Team Associated 92071 Input Shaft 17T / 17Tooth RC10B64D Low Profile Servo The Main Chassis FZ02L isTeam Associated 92071 Input Shaft 17T 17Tooth RC10B64D The Team Associated 92071 Input Shaft 17T 17Tooth RC10B64D is a genuine Associated part, offered exactly as named for racers and hobbyists who need this specific component for their RC vehicle. It is intended for use with RC10B64D. Replacing a worn, damaged, or missing original with this Associated component helps keep your vehicle running true to factory spec. Always compare the part name and