1Lightweight Material: Made of aluminum material, the through axle is light and strong, sturdy, not easy to corrode, and can withstand all kinds of riding road conditions. 2Anodizing Process: The anodized process, not only enhances its visual appeal but also improves erosion resistance, suitable for any outdoor weather. 3Wide Compatibility: Used for any frame set equipped with 100mm spacing front fork and 142mm spacing rear fork, meet the needs of different models. Fit for MINI Electric Bike, DIY Electric Bike. 4Size: M12 x1.5mm thread pitch, front axle length is 120mm, thread length is 13mm; rear axle length is 162.5mm, thread length is 16.5mm. 5Comprehensive Set: Package included both front and rear through axles. With 2 pieces in a set, it saves the hassle of separate purchases and ensures compatibility. Item Type:BikeThruAxles Material: Aluminum Finish: Anodized oxidation process Thread Spacing: 1.5mm Thread Diameter: M12 Size: Front Axle Total Length: Approx. 120mm / 4.7in, Thread Length: Approx. 13mm / 0.5in Rear Axle Total Length: Approx. 162.5mm / 6.4in, Thread Length: Approx. 16.5mm / 0.7in Fitment: Fit for any frame set equipped with 100mm pitch front fork and 142mm pitch rear fork, can be applied to MINI Electric Bike, DIY Electric Bike 1 xBikeThruAxles Kit(2PCS)