Adjustable Bike Stem Riser, 90 Degree Aluminum Alloy Handlebar Extender for Mountain Bike, Secure Screw Fastening, Sandblasted Finish, Ergonomic Design to Reduce Back Pain, Black(110*31.8*28.6*45)

• Complete Stem Kit Includes All Sizes: 1pc adjustable bike stem riser with multiple size options 90mm/110mm length and 31.8mm/28.6mm clamp diameters to fit most mountain and bikes - CHECK YOUR BIKE'S STEERER TUBE AND HANDLEBAR DIAMETERS BEFORE ORDERING.
• 90-Degree Vertical Rise Design: Precise 90-degree upward angle increases handlebar height for upright riding posture - reduces strain on lower back wrists and shoulders during extended rides or urban commuting.
• Robust Dual-Bolt Clamping System: for heavy-duty dual-screw clamping delivers consistent torque distribution and prevents slippage - maintains secure alignment between stem and steerer tube even on bumpy off-road terrain.
• Lightweight Anodized Aluminum Construction: CNC-machined 6061 aluminum alloy offers strong strength-to-weight ratio - sandblasted anodized resists scratches and while keeping overall bike weight minimal.
• Ergonomic Fit for Diverse Riders: Adjustable rise accommodates varying rider heights and flexibility levels - perfect for commuters riders and casual cyclists seeking more relaxed control and natural arm positioning.

Features: [Perfect for Mountain Bikes] This for versatile bike stem riserss is the perfect accessory for mountain bikes providing the comfort and control on rugged terrains. whether you're tackling steep trails or cruising through rough paths this riserss enhances your riding experience by offering superior adjustability and stability for all your off road adventures. [Secure Screw Fastening] Equipped with screws for extra secure fastening this bike stem offers unmatched stability and resistance to loosening. the robust fastening mechanism ensures a safe and reliable connection between your handlebar and bike frame making installation quick and effortless while keeping you secure on the road. [Lightweight Sandblasted Finish] Featuring a sandblasted finish and lightweight construction this bike handlebar stem is designed for easy handling and reduced effort during use. the smooth finish not only enhances durability but also adds a stylish touch to your bike. its lightweight design ensures minimal added weight for optimal performance. [Adjustable Ergonomic Design] With its innovative 90 degree adjustable design this bike stem allows you to easily customize the height to suit your riding posture. alleviate pressure on your waist and say goodbye to back pain and discomfort during long rides. the ergonomic design ensures a comfortable and pain riding experience tailored to your needs. [High Strength Material] Crafted from for premium aluminum alloy this bike stem riserss is built to last. its sturdy construction ensures excellent wear resistance and resistance providing a long service life even under riding conditions. the high strength material guarantees reliability and durability for all your cycling adventures. Specifications: *Product Name:Bike Stem riserss *Material:‎Aluminum Alloy *Color:As The Picture Shows *Size:90*31.8*28.6*45mm/110*31.8*28.6*45mm Package Content: 1Pc Bike Stem riserss