aluminium alloy construction Crafted from aluminium alloy, this bike stem riser offers exceptional durability and strength. The solid construction provides toughness, preventing deformation during rigorous rides. Its secure design delivers long lasting performance, making it a reliable choice for cyclists who demand quality components. Ergonomic comfort enhancement Designed to reduce waist pressure and improve riding posture, this handlebar riser adapter allows height adjustment to your most comfortable position. Achieve a more relaxed and natural riding stance for enjoyable long distance cycling. The innovative design effectively minimizes fatigue during extended rides. Double screw security system Featuring an advanced double screw locking mechanism, this bicycle fork extender guarantees firm fixation that wont loosen during rides. The reinforced strength design provides stability while allowing flexibility. This practical engineering solution ensures your safety and equipment reliability ride after ride. Effortless installation process This universal bike stem adapter installs in minutes by simply connecting to your original front fork stem. The straightforward setup requires no special tools, saving you time and effort. Its user friendly design makes it accessible for cyclists of all skill levels to upgrade their ride comfort. Use scenarios and applications Long distance cycling where reduced fatigue and improved posture enhance comfort Commuting or recreational riding that benefits from a quick, tool height adjustment Upgrading older bikes or frames requiring universal compatibility with standard front fork stems to improve stability and security