Use this 12mm Thru Axles Adapter to replace the previous Thru Axles, and can easily the bike trailer hitch to the bike.<br> Make of Metal materials and the shafts is solid.<br> Thread is precise, not damage frame, and fits tightly.<br> Equipped with 4 aluminum alloys gaskets of different thicknesses. Suitable for bicycles with different rear Axles widths.<br> Please measure the length of the previous shafts and check thread Pitches before purchasing.<br> Thread specifications:M12x1.5mm/M12x1.75mm/M12x1.0mm<br> Colour:Black<br> Material:Metal<br> Package Contents:<br> 1set * Thru Axles Adapter<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store