13T-18T Fixed Gear Bicycle Flywheel And Fixed Piece Single-Speed Reverse Riding Fixed Tooth Steel Flywheel Fixed Ring

​​Main Features: The flywheel and fixed ring are made of carbon steel, heat-treated and coated with silver. In the case of not replacing the tooth disc, you can choose to replace the small tooth flywheel to achieve the purpose of increasing the tooth ratio. It can also be replaced with a larger flywheel than the existing car, so that the control is more carefree, more even power. Flywheel teeth and fixed ring teeth of different sizes, only the real flying flower drum can be installed. This flywheel is not suitable for inverted brake flower drum. Specification: Material: Carbon steel Color: Silver Models: 13T,14T,15T,16T,17T,18T Dimensions: Refer to the dimensions drawing for details Net weight: About 50-90g Flywheel: Teeth (clockwise) Fixed ring: Reverse teeth (counterclockwise tightening) Fastening: Recommended torque value 40-60 n.M Package Included: 1pc* flywheel 1pc* fixed ring Note: Please allow 1-2cm differences due to manual measurement. Due to the difference between different monitors,the picture may not reflect the actual color of the item. Thank you! No Retail Box,Packing Safely in Bubble Bag.