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.
Why the XT-A037 Stem Opts for M6 Bolts Over the Industry-Standard M5? 🏭 LUNJE Factory: Committed to Rider Safety 1. Maximum Clamping Force for DH, Enduro, and E-MTB Safety 2, High Durability & Fatigue Resistance (Built to Last) 3, Zero Bolt Stripping (M6 Precision Engineering) 4, Over-Engineered for Heavy-Duty Performance Technical Specifications ：💎 ✓ Model: LUNJE XT-A037 (New models for sale now) ✓ Material: Full CNC Machined 6061-T6 Aluminum Alloy ✓ Length: 35mm (Short reach for snappier handling) ✓ Handlebar Clamp Diameter: 31.8mm （Ideal upgrade for 31.8mm handlebars） ✓ Steer Tube Diameter: 28.6mm (1-1/8") ✓ Angle: 0° Degree (sharpens up the handling) ✓ Weight: Approx. 160g (Optimized Strength-to-Weight Ratio) ✓ Finish: Anodized Scratch-Resistant Surface (clean, race-ready look)
LUNJE® High Riser Handlebar Factory - Oil Slick DH Bar 720/780mm (ISO 4210)
XT-L024-027-031: Vibrant Electroplated High-Rise Handlebar 🚴🏻♂️LUNJE® Professional Riser Handlebar Factory 🌟 Upgrade your Downhill, Freeride, or All-Mountain setup with LUNJE’s high-strength 6061-T6 aluminum bars. Featuring a stunning chameleon-like finish and massive rise options, these bars deliver the perfect blend of style and structural integrity. 💎 Key Technical Specifications (ISO 4210 Certified): Material: Aerospace-grade 7075/6061 Aluminum Bike Parts Rise Options: 55mm / 90mm / 120mm (High Riser Handlebar Factory Standard) Width: 720mm / 780mm (Stable & Aggressive) Clamp: 31.8mm (CNC Bike Parts Precision Fit) Finish: Vacuum Electroplated (Oil-Slick) + Reflective Safety Decals Service: OEM MTB Parts & Bicycle Parts Custom Logo Specialist Weight: Approx. 365g (780mm version).
XT-L024/028 Bicycle Glossy Handlebar, Original Factory A-Polish Finish, Luminous Coating with Labeling Process | LUNJE colored mountain bike handlebars—vibrant colors by day, safe and highly visible at night. ✅ 1. Exceptional color aesthetics—say goodbye to the same old black. ✅ 2. Seamless integration of A-polish finish with aerodynamics. ✅ 3. Original factory anodizing process—coating won’t peel off. ✅ 4. High-visibility reflective elements for nighttime safety. 🌐 Product page: https://en.koofbike.com/Product_detail/73.html 💬 “Using our painted colorful handlebar? Submit your review below!” 🚴 Tag us while you ride! 🎯 #PaintedMountainHandlebar #NightRiding #RidingSafety #GravelBike #CustomizationUpgrade #FactoryPaint #RidingInnovation #DropBarHandlebar
XT-L028 35mm Rise MTB Handlebar is the industry benchmark for high-performance mountain bike handling components. This rise‑up drop bar, precision CNC‑machined from 6061 aluminum alloy, is designed for elite riders and global bicycle brands, seamlessly blending race‑grade optimized geometry with exceptional durability. Whether you’re a wholesaler seeking factory‑direct OEM solutions or a brand pursuing personalized aesthetics, LUNJE delivers professional‑grade quality backed by international safety certifications and competitive pricing. For brands looking to upgrade their handlebar product lines, this is your ideal choice. 🏭 Technical Specifications & Advantages: ✅ Factory‑direct OEM pricing — supports bulk orders with customizable width, rise, and color options. ✅ Ergonomic 6° backward tilt & 6° upward tilt — effectively reduces wrist fatigue and enhances comfort on long downhill rides. ✅ CNC‑machined from dual‑tube 6061 aluminum — offers an outstanding strength‑to‑weight ratio and has passed rigorous durability testing. ✅ Versatile aesthetic options — meets both the visual and performance demands of demanding trail riding and enduro racing. Contact us for quotes and OEM customization services: 📱 WhatsApp/WeChat: +86 19926456877 📧 Email: spencerchou@koofbicycle.com
XT-JC03 LUNJE heavy-duty electric bike handlebar, with a wall thickness of 5.5 mm and a clamp diameter of 28.6 mm, compatible with Surron Lightbee and Talaria Sting for off-road riding. Featuring an 800 mm wide design, three height options, and OEM availability for electric motorcycles. ✅ 5.5 mm thickened wall—outstanding strength and precise handling. ✅ Made from 6061-T6 aluminum alloy—three height options (50/70/90 mm)—suitable for various riding styles. ✅ 800 mm width—maximizes leverage, enhancing technical performance and off-road control. ✅ Anti-slip left handlebar—prevents clutch slippage and boosts safety. ✅ Compatible with Surron and off-road motorcycles—fits popular electric bikes and scooters. 👑 Elevate your brand value 🚴 We are your trusted OEM partner 📩 Get your custom quote today! 📧 Email: spencerchou@koofbicycle.com 📱 WhatsApp: +86 19926456877 🌐 Website: https://en.koofbike.com/Product_detail/65.html 💬 “Already using our M‑shaped handlebars? Share your experience below!” 🚴 Tag us on your ride—we love seeing LUNJE parts in action!
XT-A032 🚴 35mm Ultra-Short Innovative Stem lightweight hollow structure Ultimate Control Precision 5-axis CNC machined 3D dynamic tiger stripe reduces wind resistance multi-angle refraction upgrade anodization bike industrial aesthetics for MTB DH BMX & Enduro; 🚴Key Innovations: ▸ 35mm ultra-short center (instant steering response), ▸ 5-axis CNC machined from T6 aluminum, ▸ Patent-pending 3D tiger stripe aerodynamics, ▸ Military-grade gradient anodization, ▸ 150g optimized hollow design, 🚴Performance Benefits: ✓ 18% faster steering input， ✓ 15% reduced wind resistance， ✓ 800HV surface hardness， ✓ UCI-certified for pro racing， 🚴Built For Champions In: • Downhill • Enduro • BMX • Technical Trail. 🔥 Why Choose LUNJE? 🚴🏼♀Designed for riders who demand instant response and unshakable control on technical trails. 🛠Perfect for OEM brands seeking high-performance, customizable stems with a rugged aesthetic. 🏭 OEM/ODM Solutions: ✓ Multiple lengths & clamp sizes ✓ Custom laser engraving ✓ Bulk pricing for brands, ✓ Rigorous QC testing for impact & fatigue resistance, 📩 Get Your Custom Quote Today! 📧 Email: georgechen@koofbicycle.com 📱 WhatsApp: +86 13798419681 🌐 Website: https://en.koofbike.com/Product_detail/43.html 💬 "Already using our stem ? Share your experience below!" 🚴 Tag us in your setup—we love seeing LUNJE parts in action! 🏷️ Trending Hashtags: #MTBStem #ShortStem #LUNJEStem #OEMSupplier
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.
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.
XT-Z002 Mountain Bike Fork Riser | Compatible with 28.6mm steerer tubes | Five‑stage adjustable height: 90/115/150/180/210 mm | Quick‑release stem riser ⚙️ Core Innovative Technologies: ✔ Ultra‑lightweight & Strong – CNC‑machined from aerospace‑grade 6061‑T6 aluminum, delivering optimal strength-to-weight ratio ✔ Precise Fit – Perfectly matches 28.6 mm steerer tubes (universal for mountain, gravel, and hybrid bikes) ✔ Comfortable Adjustment – Five height settings to customize your ideal handlebar position ✔ Quick Installation – Tool‑free quick‑release design, adjustment in just 3 seconds ✔ Military‑Grade Finish – Anodized surface for scratch resistance and corrosion protection (available in multiple colors) ✔ Exceptional Lightness – Only 167 g (for the 115 mm version), enhancing riding posture without adding weight 💡 Why Choose Lunji? • Top‑tier OEM/ODM services – Designated supplier for international brands • Rigorous Quality Control – Every unit passes pressure testing • Deep Customization – Supports brand logos, color options, and bulk orders 🏆 Perfect Compatibility: → Mountain, endurance, gravel, and commuter bikes → Riders seeking an upright, comfortable riding position → A fast, hassle‑free way to raise your handlebars without replacing the stem 📩 Order Now: 📧 Email: spencerchou@koofbicycle.com 📱 WeChat/WhatsApp: +86 19926456877 🌐 Official Website: https://en.koofbike.com/ 💬 “Using our riser? Share your experience!” 🚴 Show us your custom setup @ us and admire how Lunji bike accessories look when installed! #StemRiser #MountainBikeUpgrade #RideComfortEnhancement #6061Aluminum #BikePartsOEM #QuickReleaseDesign #GravelBikeModification #EnduranceRacingGear #ErgonomicCycling #LunjiAccessories #E‑BikeCompatibility #ProfessionalLevelModifications
Integrated Bar-Stem XT-LB011🏆 Internal Cable Routing Aluminum Alloy Integrated Handlebar one piece racing bar, Ext: 90mm, Steerer: 28.6mm, Drop: 120mm, Reach: 80mm, Width: 420mm (380/400 option), Weight: about 780g (400mm), Color: Matte black anodized, 🚀 Aero Integrated Handlebar Wind-Cheating Performance, best bar for crit racing 💎 RACE-BRED ENGINEERING: ✓ Monocoque 6061-T6 Construction, ✓ Pro Geometry - 80mm reach/120mm drop optimized for aggressive tuck positions, ✓ Wind Tunnel Developed - Teardrop-shaped tops reduce drag by 11% vs round profiles, ✓ Stealth Matte Finish - Military-grade anodizing resists bar tape adhesive residue, 🔥 WHY PRO TEAMS CHOOSE LUNJE: "The perfect balance of aero gains and sprint stiffness for crit racing" . 🏆 TECHNICAL HIGHLIGHTS: ✓ 28.6mm Steerer Compatibility - Frameset-friendly diameter with hidden cable routing， ✓ Size-Inclusive Fit - 380-420mm widths (5mm increments available for OEM)， ✓ Monocoque Forged One-Piece Bar - Pro-Level Stiffness for Sprinting & Climbing，Zero Flex Under Max Power， 🏭 OEM CUSTOMIZATION: ✓ Custom width/reach/drop combos ✓ Internal/external routing options ✓ MOQ 30 units 📩 LIMITED-TIME OEM OFFER: 👉 Orders >1000pcs: Complimentary vibration damping test video. 📧 Email: georgechen@koofbicycle.com 📱 WhatsApp: +86 13798419681 #IntegratedBarStem #AeroBars #CritReady #RoadBikeTech #DropBar #IntegratedBar #IntegratedCockpit #RaceGeometry #AeroHandlebar #IntegratedHandlebar #BikeOEM #WindTunnelTested #CritRacing #EnduranceRoad
LUNJE 🚲 XT-L010 🚵♂️ XT-L017 🏆 The Ultimate 25.4mm Comfort Series 📊 Technical Specifications: LUNJE B.G. Trekking Series Brand: LUNJE (轮迹) Model: XT-L010 / XT-L017 Material: Aerospace-Grade AL 6061-T6 Barbore (Clamp): 25.4mm (Precision Fit) Width: 400mm - 620mm (Customizable) Rise Options: 30mm / 50mm / 70mm / 90mm / 120mm Backsweep: 9° - 12° (Ergonomic alignment) Upsweep: 3° (Reduced strain) Weight: 245g / 282g (Ultra-lightweight) Color: Premium Matte Black Logo: High-Contrast White (Laser/Silk-screen) Category: Trekking / Hybrid / M-Bar 💡 Core Selling Points for B2B Partners: ✅ Perfect Compatibility: Optimized for 25.4mm systems, the standard for Folding Bikes, Kids' Bikes, and City Commuters. ✅ Ergonomic Design: The combination of 12° Backsweep and 3° Upsweep ensures a natural, relaxed posture for long-distance touring. ✅ T6 Heat Treatment: Guarantees superior strength and durability while maintaining the flexibility needed to absorb road vibrations. ✅ Professional Aesthetics: The sleek matte black finish significantly elevates the bike's overall appearance.
XT-A829 🏆 3D Forged Suspension Stem Factory (SGS Certified) 💎 Technical Specifications: 🆔 Model: LUNJE® XT-A829 (Suspension Bike Stem Series) 🛡️ Material: 3D Forged 6061-T6 Aluminum Bike Parts (High Strength) ⚙️ Tech: Smart Shock Absorber (Soft/Hard Spring Options) 📏 Length: 60/70/80/90/100/110mm Options ⭕ Clamp: 31.8mm (Standard Aluminium Bicycle Handlebars Fit) 📐 Adjustment: Adjustable Bike Stem OEM (0-60° Customizable Rise) 🍴 Steerer: 28.6mm (1-1/8") Universal Compatibility 🎨 Finish: Black/Purple Anodized (Bicycle Parts Custom Logo Available) ✅ Performance: Absorbs 30% Trail Vibrations / 45% Fatigue Reduction 📜 Compliance: SGS Certified & ISO 4210 Bike Stem Compliant Direct Factory Quotes & OEM/ODM Support: 📧 E-mail: lunje.bicycle@gmail.com 📱 WhatsApp: +86 13798419681
LUNJE® CNC Bike Stem Factory - SGS Certified A015B Aluminum MTB Stem OEM
XT-A015B 🏆 Professional CNC Bike Stem Factory (SGS Certified) 💎 Technical Specifications: 🆔 Model: LUNJE® XT-A015B (CNC Bike Stem Series) 🛡️ Material: High-Strength 6061 Aluminum Bike Parts ⚙️ Process: Full 5-Axis CNC Machined & Hollow-Out Design 📏 Extension: 35mm (Optimized for Enduro/Trail Control) ⭕ Clamp: 31.8mm (Standard Aluminium Bicycle Handlebars Fit) 📐 Geometry: 0° Rise | 28.6mm Steerer | 42mm Stack Height ⚖️ Weight: Approx. 124g (Ultra-Lightweight Performance) 🎨 Finish: 10 Anodized Colors (Oil-Slick/Gradient Available) ✅ Service: OEM MTB Parts & Bicycle Parts Custom Logo Specialist 📜 Compliance: SGS Certified Bike Parts & ISO 4210 Compliant Direct Factory Quotes & OEM Support: 📧 E-mail: lunje.bicycle@gmail.com 📱 WhatsApp: +86-137-9841-9681
Contact Information
Building 3, 4th Floor, Pufite Technology Park, Dalang Street, Longhua District, Shenzhen