Greenspeed 15t Idler with Sidewalls and 8mm Bearing kids trikes Proven through blood flow testing

Proven through blood flow testing and pressure mapping

Where it differs

Banana Racer panniers fit both hard shell and mesh seats

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

Greenspeed 15t Idler with Sidewalls and 8mm Bearing kids trikes Proven through blood flow testingCombines 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.