Folding Knob - R4

Replacement Folding Knob for RoadRunner R4 Electric ScooterRestore the secure folding functionality of your RoadRunner R4 with this OEM‑spec replacement folding knob. This component allows you to tighten and lock the folding mechanism, keeping the stem stable and safe for riding or storage. Built from durable, high‑strength materials for reliable, long‑lasting use. Features: Designed for the RoadRunner R4 Electric Scooter Tightens and secures the folding stem for safe operation Durable, impact‑resistant construction for long‑term reliability OEM‑spec replacement ensures proper fit and performance Quick and easy installation to restore original folding function