Ravensburger gravitrax accessory ball box Michelin Makkelijk te installeren

Makkelijk te installeren

even if you don't have a suitable rear carrier

Sensors possible: Cadence / heart rate / speed

REM type: Hydraulic disc brake

Knip de nippel die niet van toepassing is af

Ravensburger gravitrax accessory ball box Michelin Makkelijk te installerenThe interactive bullet track system from Ravensburger. The Accessory Ball Box is a must have for every gravitraxer! The 4 boxes in the cool design of gravitrax height stones are green, gray and white. Two of the boxes are full of silver colored and colorful bullets, to add even more bullets to your job. With the Gravitrax Ballbaan system you can playfully discover gravity and with various extensions it can be enlarged for boundless construction and