1.Safe Material: Our bicycle wheel adapter is built from a robust aluminum alloy and combines lightweight mobility with the robustness in the industrial range. Selected highperformance material prevents deformation under pressure to ensure consistent alignment. 2.Precision Engineered Pausch: Our bicycle wheel adapter ensures an exact 1:1 alignment of the ground position with your hub and requires a firm installation pressure for shake performance. The precision motor transfer limit interface requires proper installation for assembly and delivers vibration cycling. 3.Multiple used: This bicycle wheel adapter is designed for maximum flexibility and convenience and effortlessly converts 15 mm and 12 mm through hubs into 9 mm quickrelease standards. 4.Practical Gift: This bicycle wheel adapter is a great choice for holiday gifts like Thanksgiving, Christmas or birthdays for cyclists. Suitable for men and women, it combines utility with festive appeal. It's an outstanding addition to the equipment collection of every bicycle enthusiast.