Bicycle accessories Square hole central shaft is equipped with waterproof screws

Description: *Brand new and high quality *Made of high quality material durable and practical to use *Applicable to mountain bikes dead fast bikes road bikes folding bikes etc *It is characterized by stability durability and low resistance Specification: *Material: Metal *Color: Black *Size: 118mm，120mm，122.5mm 127.5mm Package Includes: 1 x Square hole central shaft 2 x Waterproof screw Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.Thank you!