Enjoy Longer, More Comfortable Rides Loved by commuters and exercise-enthusiasts alike, cycling is a hobby that's as functional as it is fun. But if you're a tall or older rider, the thought of standard-height handlebars might make you wince. The low position puts pressure on the back and shoulders, causing pain and discomfort. With Delta's Stem Riser Pro, cycling discomfort is a problem of the past. Delivering up to 4.6” of added handlebar height, it helps you maintain proper riding posture. Minimizing pressure on your back, neck, shoulders and wrists, this bicycle handlebar extender riser allows for longer, more comfortable rides. Featuring integrated height markers, the adjustable design stem riser mountain bike ensures you find the fit that's best for you. Designed for versatility, our handle bar riser extended bike is compatible with road, hybrid and mountain bikes that have 1 1/8” (28.6mm) threadless forks. If you run into any questions, our best-in-class US-based customer support team is standing by and happy to help. Made with premium T6 aluminum, our MTB riser stem meets the quality standards of your highly engineered bike. Designed in the US, it's strong, durable and incredibly long-lasting, ensuring you can count on it ride after ride.