High-quality materials:Bicycle quick release skewer made of Cr-Mo steel axle&aluminum alloy clamp,High strength, high hardness, anti-corrosion and anti-rust, stronger and safer.
Road bike quick release skewer Lock Wheel Size：Front：100mm（Suitable for the fork opening distance is 100mm），Rear：130mm（Suitable for seatstay or chainstay opening distance 130mm）.Fits most road bikes，Please see the image analysis.
MTB quick release skewer Lock Wheel Size：Front：100mm（Suitable for the fork opening distance is 100mm），Rear：135mm（Suitable for seatstay or chainstay opening distance 135mm）.Fits most mountain bikes，Please see the image analysis.
Specifications:Road bike quick release axle diameter: 4.5mm，front release size：131mm，rear release size：162mm，Mountain bike quick release axle diameter：4.5mm，front release size：131mm，rear release size：168mm.Please see the image analysis.
Tips: Please confirm the size of your bicycle hub or front and rear fork before purchasing, If you have any questions, please let us know and we will give you a satisfactory answer.
