Technical Specifications (English) • Product Name: Bicycle Tow Bar (FOX model) • Child Bike Size: Fits wheels from 12" to 20" (inches). • Seat Post Diameter: Compatible with all standard seat posts with a diameter of 25.4 mm to 31.8 mm. colour red.. After opening the packet, I checked and found that screw number 13 is broken (please see the last picture), and piece number 3 is missing. I could not find it. Please check the pictures taken from the manual book.۔ Please look carefully at all the pictures; they are part of the description. some extra accessory
