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- Material: AL7075-T6 - Weight: 13g - Dimensions: Ø 50mm - Thickness: 8mm - Teeth: 12 - Tooth shape: Normal - Screw hole: 5,1mm - Colour: red-blackFeatures: - high peak strength - thus longer running time - Extremely low bearing friction, thus higher efficiencyScope of delivery: - 1x Best Pulley