Ravensburger gravitrax accessory ball box Michelin REM type: Hydraulic disc brake

REM type: Hydraulic disc brake

Knip de nippel die niet van toepassing is af

Equipped with sun visor to stop sharp sun

Sensors possible: Cadence / heart rate / speed

Ravensburger gravitrax accessory ball box Michelin REM type: Hydraulic disc brakeThe 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