Item Descriptions:
-Suitable for mountain bikes and road bikes, fits most bicycle trainers, erving as a practical accessory for various cycling needs and replacement purposes, offers an adjustable range of 160–178 mm, allowing precise fitment for various front fork spacing.
-The item features 12mm x 1.0 / 12mm x 1.5 / 12mm x 1.75 dimensions, a 36 mm thread length, a total length of 21.5 cm, with a lower length of 178 mm and an upper length of 37 mm.
-Made of aluminum alloy material, it provides stable performance and good resistance to wear during repeated installation and use.
-It functions as a connector between the rear dropout and the wheel hub, supporting trailer hitches or trainer adapters for indoor or outdoor cycling.
-Includes 4 aluminum alloy washers, adaptable to different rear axle widths of bicycles, ensuring easy installation and removal.

Package:
1x 12mm Bike Trailer Thru Axle（12mm x 1.0 / 12mm x 1.5 / 12mm x 1.75）
4x Washers

Item Specifications:
Color:Black, Silver
Material:Aluminum Alloy
Dimensions:12mm x 1.0 / 12mm x 1.5 / 12mm x 1.75
Thread Length:36mm
Length:21.5cm
Lower Length:178mm
Upper Length:37mm