Adjustable Aluminum Bike Stem Riser Extender 115mm 180mm 210mm Head Up Handlebar Raiser For Road, Mountain, MTB, BMX Bikes Includes Spacers For Custom Height Fit And All Day Comfort On Longer Rides

Single unit aluminum stem riser extender with spacers
✔️ Height options include 115mm, 180mm, and 210mm for custom fit

This adjustable stem riser extender increases cockpit height to improve comfort during long rides. It’s designed for 1-1/8 inch threadless forks and works on road, mountain, MTB, and BMX bikes.

✅ Height options: 115mm (4.5 in), 180mm (7 in), 210mm (8.26 in)
✅ Gasket packs by height: 115mm uses 1x10mm and 1x5mm; 180mm uses 2x20mm, 3x10mm, 1x5mm; 210mm uses 4x20mm, 2x10mm, 1x5mm
✅ Material: forged 6061 aluminum alloy; corrosion-resistant and high toughness
✅ Compatible with most 1-1/8 inch threadless forks; suitable for road, mountain, MTB, BMX

💡 What is an adjustable stem riser extender used for and why consider one for your bike? It offers a handy way to raise your handlebars for a more comfortable ride. - Improves posture by adding stack height for better back support - Reduces neck and lower back strain on long rides - Fits most 1-1/8 inch threadless forks for broad compatibility