TRIWONDER Bike Stem 25.4 31.8 Adjustable 90/110/130/145mm Bike Handlebar Extender Stem Riser Bicycle Handle Bar Extensions for Mountain Bike, Road Bike, MTB, BMX, Cycling

About this item

• Size: Fits 25.4mm (1") handlebars and 28.6mm (1-1/8") steerer tube. Available in 90 / 110 / 130mm lengths (measured center to center, not total stem length), with 0–60° adjustable angle
• Easy Height Adjustment: Easily adjust the handlebar angle without removing the bike stem, perfect for riders who want to fine-tune their position for better posture, visibility, and control
• Easy To Install: Includes clear specs, an angle indicator, and all the tools you need. The 4-bolt clamp securely locks your handlebars in place—no slipping, no fuss
• Ride Longer In Comfort: Whether you're commuting or touring, this bike handlebar extender helps relieve back, neck, and wrist discomfort by letting you ride in a natural position. Perfect for riders dealing with shoulder or back pain
• Built Strong For Everyday Use: Crafted from high-strength 3D forged alloy for durability and control, this stem stands up to road bikes, MTBs, BMX, and more—durable, dependable, and budget-friendly