FOR SALE: Mylaps AMB Go Kart transponder. Classic. no subscription required. AKA approved. $260 including express post in Australia (or $250 pickup... | By Transponder Services | Facebook
Transponder per go-kart, mini-moto
Red, Yellow, X2 – What does it all mean and where can I use them in 2019… – Timing.ie
Karting Transponder Pouch
Tired of drilling out your seat or sidepod to get your transponder mounted? IM has the perfect bracket so it can be mounted right to your sidepod's nerf... | By Italian Motors