Genuine Trackmate Racing Infrared RC Racing Transponder - #1703

MyLaps Personal Transponder 2-Wire Version RC Racing Lap Counter

iLaps RC Car Racing Infrared Timing Transponder (Doesn't work with Trackmate)

2 Set Transponder DSK-123 For Mini-z Racing Timing For Robitronic & Easylap NEW

Team Associated Mini MGT 3.0 Transmission Trans Monster GT

Easylap IR Transponder w/LED For Mini-Z Micro RC Cars Touring On Road #ET001L

DasMIkro DSK-139 Timer Sensor Mini Racing Car Transponder for Robitronic Easylap