ZTTO JPBL17 Aluminum Alloy Degree Adjustable MTB Stem Mountain Bike Stem Handlebar Riser - 90MM / Black

• Adopting high-strength Aluminum Alloy material, hard and wear-resistant, durable for long-term use
• Use the adjustable stem height to achieve a more comfortable riding position, allowing you to sit more upright on bike, which is better for your back
• Providing adjustable angle: +/- 17 degrees
• Easy installation, just connects up the original front fork stem
• Universal handlebar stem suitable for most road bikes, fixed gear bicycles, mountain bikes and so on

Specification:

• Material: 3D forged AL6061 aluminum alloy, T6 heat treatment, polished
• Length: 90/100mm
• Handlebar diameter: 31.8mm
• Fork diameter: 28.6mm
• Adjustable angle: ±17°
• Stack height: 40mm
• Weight: 90mm: 128g; 100mm: 133g
• Surface treatment: anodized