XT-P377🚴 3D Forged one-piece seatpost; Unlike low-end posts where the head is a separate piece welded on, Lunje's is 3D forged as one piece. This means the head is integrally formed from the same material, creating a stronger, more prominent structure with a smoothly beveled edge for a premium finish.( ISO 4210 compliant bike seatpost ) 💎 Technical Specifications: 🆔 Model: LUNJE® XT-P377 (ISO 4210 Seatpost Factory Series) 🛡️ Process: 3D Forged One-Piece and CNC (No Joint / Ultra-Strong for Pro Downhill) ⚙️ Material: High-Strength 6061-T6 Aluminum Bike Parts 📏 Size: 27.2 / 30.9 / 31.6mm * 350/400mm, Offset: 0mm, ✅ Standards: ISO 4210 Compliant Bike Seatpost (SGS Lab Tested) 🎨 Finish: Iridescent Oil Slick (Bicycle Parts Custom Logo Available), Color: Film-free labeling/ Iridescent/ Frosted anodized, 🏭 Supply: Reliable Bulk MTB Components for Global OEM Seatpost Brands
LUNJE® Alloy Seatpost Manufacturer - P341-2 ISO 4210 & EPR Certified OEM Factory
LUNJE P341-2 🏆2025 Global TOP 4 Awarded 🌟 LUNJE® Professional Alloy Seatpost Manufacturer (Patented Design) 🌟 Maximize your inventory turnover with our high-volume Alloy Bike Components Wholesale. The P341-2 is a 2025 award-winning ISO 4210 compliant bike seatpost, engineered for premium durability and global OEM supply. 💎 Technical Specifications: ✅ Identity: Leading ISO 4210 Seatpost Factory - Original Patented Design. ✅ Material: High-Strength 6061 Aluminum Bike Parts (Ultralight). ✅ Standards: SGS Certified Bike Seatpost & LUCID/EPR Compliant. ✅ Customization: Bicycle Parts Custom Logo & OEM Seatpost Solutions. ✅ Market: High-Volume Sales for Bulk MTB Components Global Distribution. 📏 Diameter: 27.2 / 30.9 / 31.6mm 📐 Height: 300 / 400 / 450mm (Extra-Long Option) ⚖️ Weight: Approx. 387g (31.6*400mm) 🎨 Color: Premium Surface Frosted Anodized 🏗️ Feature: High-Strength Die Cast Head 🔄 Offset: 5mm (Golden Ergonomic Angle) 🔧 Applicable: Standard Round Bow (7*7mm) 🌟 Why Choose P341-2? 🥇 Award Winner: Voted Top 4 Best Seatpost in 2025. 🛡️ Patented: Certified Original Design (Whatsapp:13798419681). 🌍 Eco-Friendly: Fully EPR, ADEME & LUCID Compliant.
LUNJE Aero Suspension Seatpost: Best 25mm Offset Adjustable Seatpost for MTB & Gravel
XT-P008🚵♂ Weight-saving lattice cutouts LUNJE Offset 25mm aerodynamic Adjustable Cushion 27.2mm /30.9mm/31.6mm * 400mm Aluminum Alloy Bicycle Seat Post MTB Road Mountain Bike Shock Absorbing Suspension Seatpost Spring Tube Absorbers; 🚀 Aero Suspension Seatpost - The Ultimate Vibration Killer， 💎 REVOLUTIONARY COMFORT TECH: ✓ 3D Forged 6061-T6 Aluminum - Hollow aero profile with weight-saving lattice cutouts， ✓ Dual-Spring Suspension - 45mm adjustable travel with progressive damping， ✓ Proprietary Aero Offset - 25mm setback optimizes pedaling efficiency， ✓ Frosted Anodized Finish - Scratch-resistant surface in 5 stealth colors， 🔥 WHY THIS CHANGES EVERY RIDE: "Eliminated 87% of trail buzz while keeping sprint stiffness - game changer!" 🏆 KEY INNOVATIONS: ✓ Aero-Elastic Tuning - Vertical compliance without lateral flex， ✓ Tool-Free Adjustment - Rebound control for road/MTB modes， ✓ Universal Rail Clamp - Compatible with all 7x7mm round saddle rails， 🏭 OEM SOLUTIONS: ✓ Custom lengths (350-500mm) ✓ Branded laser engraving ✓ White-label packaging ✓MOQ 50 units 🔬 IPX6 waterproof testing， 📩 LIMITED PRODUCTION SLOTS: 👉 First 3 OEM partners Orders >1000pcs: Complimentary water sticker， 📞 ENGINEERING SUPPORT: 📧 Email: georgechen@koofbicycle.com 📱 WhatsApp: +86 13798419681 🌐 Tech Specs: https://en.koofbike.com/Product_detail/39.html 🏷️ TECHNICAL HASHTAGS: #SuspensionSeatpost #GravelComfort #AeroCompliance #ForgedAluminum #MTBtech #EnduroEssentials #BikeOEM #RideSmoother #VibrationControl ⚠️ WARNING: May cause excessive rider smiles on rough terrain. Tested to withstand EWS-level impacts.
LUNJE XT-P025🚲 High-Performance Seatpost: 3D Forged 6061/7075 Aluminum Alloy with a reinforced 2.52mm wall. Patented one-screw clamp supports 0-13° tilt and 0-24mm offset. Bi-compatible with 7x7mm Steel and 7x9mm Carbon rails. ISO 4210 certified and EPR compliant (Germany/France). Available in 27.2/30.9/31.6mm diameters with CNC shim adapter support.
XT-P007🌟 Aerodynamic 3D Forged hollow-out seat tube， Material: AL 6061-T6， Diameter: 27.2/ 30.9/ 31.6mm (option) ， Offset: 25mm ， Height: 400mm ， Weight: about 27.2(325g)/ 30.9(350g)/ 31.6(380g)， Color: Surface frosted anodized， Feature: 3D forging integrated process, CNC hollow-out design，
XT-ZD07🚴 LUNJE Carbon Fiber Bike Saddle OEM 3D Printed UltraLight Hollow MTB/Road Racing Saddle Supplier Bicycle Cushion Custom Bike Seat oem Manufacturer, ✨ Key Features: ✔ Aerodynamic Honeycomb Design – Precision 3D-printed carbon fiber structure maximizes elasticity, comfort, and airflow for reduced pressure on long rides. ✔ Ultra-Light & Durable – Hollow-core construction cuts weight without sacrificing strength (ideal for MTB/Road/Gravel). ✔ Pro Ventilation – Open-cell honeycomb pattern enhances breathability, keeping you cool during intense sessions. ✔ Race-Ready Ergonomics – Curved profile supports aggressive riding postures while minimizing fatigue. ✔ Customizable – Tailor dimensions, colors, and branding (OEM/ODM services available). 🏆 Why Choose Us? • Top-Tier OEM Supplier – Trusted by global brands for high-performance cycling components. • QC-Certified Manufacturing – Aerospace-grade carbon fiber + ISO-tested production. • Bulk Pricing & Fast MOQ – Scalable solutions for distributors and brands. 📩 Contact Us Today! 📧 Email: georgechen@koofbicycle.com 📱 WhatsApp: +86 13798419681 🌐 Website: https://en.koofbike.com/ 💬 "Upgrade your ride with cutting-edge comfort—drop a review if you’re already loving it!" 👇 Cyclists, what saddle are you rocking? Tag us! #CarbonFiberSaddle #3DPrintedBikeSeat #UltralightSaddle #MTBGear #RoadBikeTech #OEMSupplier #BikeComfort #CyclingInnovation #HoneycombDesign #RideFaster #CustomBikeParts #ProCycling #UpgradeYourRide
Aluminum Alloy seatpost， XT-P005，🌟 KOOF manufactures high-quality dropper seatposts for OEM partners. Adjustable 400mm length, fits 27.2/30.9/31.6mm frames. Ideal for MTB, Trek and road bikes. Request quotes for bulk orders. Material: AL 6061-T6， Diameter: 27.2/ 30.9/ 31.6mm (option) ， Height: 400mm， Weight: about 27.2(360g)/ 30.9(365g)/ 31.6(392g)， Color: Surface frosted anodized， Feature: 3D forging process， Applicable: Round bow (7*7)，
LUNJE XT-P006🚴 Aerodynamic hollow-out Integrated 3d Forging Diameter 27.2/30.9/31.6 *400mm Mtb Mountain Road Bike Seatposts Bicycle One Piece Molding Ultra-light, Material: AL 6061-T6， Diameter: 27.2/ 30.9/ 31.6mm (option)， Height: 400mm， Weight: about 27.2(325g)/ 30.9(350g)/ 31.6(380g)， Color: Surface frosted anodized， Feature: 3D forging integrated process, CNC hollow-out design，
XT-P010✨ LUNJE 2D forged head Setback 10mm Aluminum Alloy Bicycle Seat Post MTB Road Mountain Bike Shock Absorbing Suspension Seatpost Spring Tube IP55 Waterproof & Dustproof DualSeal Absorbers 27.2mm /30.9mm/31.6mm * 350mm; Material: AL 6061-T6, Caliber: 27.2/ 30.9/ 31.6mm (option), Height: 350mm , Travel: 45mm, Offset: 0mm, Color: Frosted anodized Black body-red head (black/silver optional), Feature: 2D forged head, Weight:555g(31.6*350mm),
LUNJE XT- C209 Quick Release Bicycle Seat Post Clamp OEM 25.4 28.6 31.8 34.9mm Aluminum Alloy Seatpost Binder Bolt QR Skewer for MTB Road Bike Upgrade Replacement
XT-P371 🚴🏼♂️ Direct Factory Bulk Supply: The Most Competitive Budget Seatpost for Wholesalers & High-Volume Sellers. 🛠️OEM Factory. Perfect Fit. Your Brand. ⭐Full Range: 25.4-31.6mm diameters ⭐Total Custom: Sizes, colors, laser logo ⭐Strong & Light: Precision aluminum ⭐Premium Finish: Iridescent option available Your perfect fit partner. Whatsapp：George +86 137 9841 9681
XT-C206 🚵🏻♀️ Professional Grade OEM Universal Seatpost Clamp - Precision CNC Machined 27.2/31.8/34.9mm Sizes - High Strength 6061 Aluminum Alloy Bolt-On Design - Compatible with Mountain Bikes, Road Bikes, MTB, Fixie & Hybrid Bicycles Cycling Components， ✅ Universal Sizing - 27.2/31.8/34.9mm - Perfect fit for 99% of mountain & road bikes. ✅ High-Strength 6061 Aluminum - Bolt-On Security - Hex-key actuated design prevents seatpost slippage under heavy riding. ✅ Sleek Low-Profile Design - Adds minimal bulk while maximizing clamping force. ✅ OEM Customization - Available in multiple colors and laser etching for brand identity. 👑 Boost Your Bike's Reliability 🚴 Your Professional OEM Clamp Specialist 📩 Request Your Custom Quote Now! 📧 Email: georgechen@koofbicycle.com 📱 WhatsApp: +86 13798419681 🌐 Product Page: https://en.koofbike.com/Product_detail/67.html 💬 "Using our clamp on your build? Share your photos below!" 🚴 Tag us in your ride photos—we feature the best LUNJE builds! 🎯 Trending Hashtags: #SeatpostClamp #BikePartsOEM #LUNJEEngineering #BikeUpgrade
XT-P009🚵♂ LUNJE 2D forged head 27.2mm /30.9mm/31.6mm * 350mm Travel 45mm Aluminum Alloy Bicycle Seat Post MTB Road Mountain Bike Shock Absorbing Suspension Seatpost Spring Tube Absorbers; Material: AL 6061-T6, Caliber: 27.2/ 30.9/ 31.6mm (option), Height: 350mm , Travel: 45mm, Offset: 0mm, Color: Frosted anodized Black body-red head (black/silver optional), Feature: 2D forged head, Weight:555g(31.6*350mm),
LUNJE® XT-P003 | CNC-Integrated Suspension Seatpost The Ultimate Solution for Back Pain Relief & Smooth Cycling 🚴♂️ 💎 Premium Technical Specifications: Model: LUNJE® XT-P003 (Performance Series) Material: Aerospace-Grade AL 6061-T6 Aluminum Alloy Manufacturing: CNC Integrated Molding Head (High-precision & zero-rattle structure) Suspension Travel: 50mm Vertical Travel (Coil Spring Damping) Adjustable Preload: Precision bottom screw to fine-tune suspension firmness based on rider weight. Available Diameters: 27.2mm / 30.9mm / 31.6mm (Compatible with most MTB, Road, and E-Bikes) Total Length: 400mm (Extended length for better height adjustment) Offset: 0mm (Neutral riding position for maximum power transfer) Surface Finish: Frosted Anodized (Anti-scratch & Corrosion-resistant) Color Combinations: Signature Black Body + Red Head (Sporty Look) Classic All-Black (Sleek) Pure Silver (Retro/Classic) Weight: Approx. 605g (Size 31.6mm) — A perfect balance of durability and weight.
XT-P011 and Aerodynamic P012 ⚙️Adjustable Aluminum ISO 4210 compliant Bicycle Seat Post, MTB Road Mountain Bike Shock Absorbing Suspension Seatpost, Spring Tube Absorbers, ⚙Material: AL 6061-T6, Caliber: 27.2/ 31.6mm (option), Height: 400mm , Travel: 45mm, Offset: 0mm, Color: Surface frosted anodized, Feature: 3D forging process, Applicable: Round bow (7*7),
Contact Information
Building 3, 4th Floor, Pufite Technology Park, Dalang Street, Longhua District, Shenzhen