Aluminum Bicycle Stem 31.8mm Clamp Diameter -17 Rise Angle 60mm 80mm 90mm 110mm Length Mountain Bike Handlebar

Packages list: same as you select;

Product Highlights: • Lightweight yet durable aluminum construction for reliable performance on trails and urban rides • Precise -17° negative rise angle optimizes rider position for aggressive mountain biking posture • Compatible with standard 31.8mm diameter handlebars—widely used in modern MTB setups • Smooth anodized finish resists corrosion and enhances aesthetic appeal • CNC-machined for consistent tolerances and secure clamping force

Product Specifications: Material: Aluminum alloy Clamp Diameter: 31.8 mm Rise Angle: -17° (negative) Length Options: 60 mm, 80 mm, 90 mm, 110 mm Weight: Approx. 120–150 g (varies by length) Stem Type: Quill-style compatible with standard headset systems Compatibility: Designed for mountain bikes, trail bikes, and hybrid off-road cycles

Note: • Ensure proper torque specification (typically 5–6 Nm) when installing to prevent damage or slippage • Not compatible with 35mm or oversized handlebars—verify bar diameter before purchase • Sold as single unit per selected length; please choose correct size during checkout Status: New Country of manufacture: China Label: Yes Washing care: hand washing

Shell Material : Imitation Leather Use : Mountain Bikes User : Unisex