Features: High strengths aluminum alloys component ensures durability and safety, suitable for various cycling environment.Accurate dimension enhances the cycling experiences.Easy installation, providing stable seats tube fixation effect.Suitable for bicycles enthusiasts, professional cyclists, and users who need to replace or upgraded seats tube clamps.Suitable for various cycling activity such as commuting, mountain biking.Specifications: Color:Four ElectionsDimension:11.2cm/4.41inComponent:Aluminum alloysPackage Includes: 3pack High Strength Bike Seats Tube Clampsnote: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.