GT2 Pulley 16 Teeth 5mm Bore 2M Belt For 3D Printer Parts RepRap PrusaSpecification:Model: 2GTColor: BlackMain material: Rubber, AluminumTeeth: 16Bandwidth: 6mmHole: 5mmOverall length: 2MSuitable for: 3D Printer Part, RepRap, PrusaFeature:Accurate transmission, without slipping at work, having a constant gear ratioSmooth transmission, a buffer, damping capacity, low noiseHigh transmission efficiency, energy-saving effectEasy maintenance, no lubricantsPacking included:2 x Synchronous wheel1 x Timing belt1 x Wrench