说明

• Feature: The smaller the variety of teeth, the quicker the speed If the rear flywheel has sixteen teeth, its pace would be elevated through 30% Specification: Body material: Steel Product color: Yellow Product Model: 12T/ 14T Product size: about 59x59x27mm / 60x60x23mm Net weight: About 120g / 150g Applicable for unmarried pace bicycle, electrical car and folding motorbike Note: Due to the different display screen and light effect, the actual coloration of the thing is probably slightly different from the color confirmed on the pictures Thank you! Please enable 1-2cm measuring deviation due to handbook dimension 1 x Bike Freewheel

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