Feature: 1. Bike fork stem extender is made of high quality aluminium alloy, solid, high toughness, not deformed, secure and durable. 2. Bike stem riser can reduce the pressure of waist effectively and raised to your comfortable position, give you a good riding experience. 3. Double screw design, more firm fixation, not easy to fall off, high strength, more flexible, have a long service time. 4. Easy to install, just connect up the original front fork stem, convenient for using, save your time and energy. 5. Suitable for most bike with 28.6mm/1.13in fork. Compatible with most mountain bike, road bike, etc. Specification: Item Type: Bike Stem Riser Material: Aluminium Alloy Inside Diameter: 28.6mm/1.13in(Mountain bike fork universal standard) Package List: 1 x Bike Stem Riser 【High Quality Material】: Bike fork stem extender is made of high quality aluminium alloy, solid, high toughness, not deformed, secure and durable. 【Function】: Bike stem riser can reduce the pressure of waist effectively and raised to your comfortable position, give you a good riding experience. 【Practical Design】: Double screw design, more firm fixation, not easy to fall off, high strength, more flexible, have a long service time. 【Easy Installation】: Easy to install, just connect up the original front fork stem, convenient for using, save your time and energy. 【Fitment】: Suitable for most bike with 28.6mm/1.13in fork. Compatible with most mountain bike, road bike, etc.