LUNJE Adjustable Suspension Stem OEM factory 31.8mm Shock Absorber Bike Stems for Mountain/Gravel/Road upgrade Lightweight Aluminum HandlebarStem OEM direct Bicycle Accessories
3D forged XT-A829🚵 Adjustable Suspension Stem 31.8mm Shock Absorber Bike Stem for MTB/Gravel/Road Lightweight 6061-T6 Aluminum OEM Direct
🚀 LUNJE Suspension Stem Conquer Rough Terrain with Pro-Level Vibration Damping
💎 Key Innovations:
✓ Smart Suspension System – Soft/Hard spring options absorb 30% trail vibrations,
✓ Aerospace Engineering – 3D-forged 6061-T6 aluminum with 40% increased strength-to-weight ratio,
✓ Multi-Angle Adjustment – 0-60° customizable rise for perfect fitment,
✓ All-Bike Compatibility – Fits 28.6mm steerer tubes (MTB/Gravel/Road),
🔧 Technical Specs:
• Material: 3D-forged AL 6061-T6
• Clamp Diameter: 31.8mm
• Length Options: 60/70/80/90/100/110mm
• Steerer: 28.6mm
• Color: Black/Purple anodized
🔥 Pro Rider Approved:
"Our team reduced arm fatigue by 45% on Paris-Roubaix cobbles with LUNJE Harmonic Damping stems"
🏭 OEM/ODM Services:
✓ Custom length/angle combinations ✓ Laser engraving
✓ Spring rate customization ✓ MOQ 50 units
📩 Limited Engineering Support:
👉 First 10 inquiries: Free vibration test video,
📞 Contact Our Tech Team:
📧 Email: georgechen@koofbicycle.com
📱 WhatsApp: +86 13798419681
🌐 Full Tech Pack:
https://en.koofbike.com/Product_detail/15.html
💬 Rider Testimonial:
"Zero wrist pain since switching to LUNJE – game changer for endurance races!" @GravelExplorer
🎯 Engineer Notes:
• Compatible with 99% of 28.6mm steerer forks
• Spring replacement recommended every 5,000km
⚠️ Warning: May cause intentional detours to rough terrain!
🏷️ Trending Hashtags:
#SuspensionStem #VibrationDamping #GravelBikeUpgrade
#3DForged #AdjustableStem #ProCyclingTech
#MTBComfort #OEMComponents #EnduroEssentials
#ParisRoubaixTested #BikeSuspension
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