Greenspeed 15t Idler with Sidewalls and 8mm Bearing kids trikes Beautifully designed to provide the

Beautifully designed to provide the ultimate level of comfort and back support

With beautifully machined side aluminum side plates and a pair of "Ceramic Bearings" that are machined to the tightest tolerances

Silver TerraTrike logo embroidered on the back

Proven through blood flow testing and pressure mapping

Fits: Avid BB5 Disc Brakes

Greenspeed 15t Idler with Sidewalls and 8mm Bearing kids trikes Beautifully designed to provide theCombines a 15 tooth sprocket with sidewalls to keep the chain in place on rough roads. Holes must face inward to prevent the idler from coming off the bearing. Non machined teeth and a 8mm inner diameter on the bearing. It has a 72mm overall diameter. Works on 2008 and later Greenspeed trikes.