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.
LUNJE Mountain Bike Stem Riser 🌟 Compatible with 28.6mm steerer tubes; multi‑stage adjustable, quick‑release handlebar riser adapter available in 90/115/135/150/180/210 mm lengths ⚙ Key Features & Innovations: ✔ Ultra‑lightweight: CNC‑machined from aerospace‑grade AL 6061‑T6 aluminum alloy, delivering an exceptional strength‑to‑weight ratio ✔ Precise fit: Works with 28.6 mm steerer tubes—universal for mountain bikes, gravel road bikes, and hybrid models ✔ Adjustable riding position: Five height settings (90/115/135/150/180/210 mm) for personalized handlebar positioning ✔ Tool‑free quick‑install design: Simply locks onto the fork steerer tube for hassle‑free installation ✔ Durable, refined finish: Anodized surface treatment resists scratches and abrasion (available in multiple colors) ✔ Exceptional lightness: Weighs just 167 grams (for the 115 mm version), enhancing comfort without adding unnecessary weight 💡 Why Choose LUNJE? • Professional OEM expertise: Trusted supplier of high‑performance components to international bicycle brands • Rigorous quality control: Each unit undergoes pressure testing to ensure safety and durability • Customization options: Offer brand logos, color choices, wholesale pricing, and more 🏆 Ideal Applications: • Upgrading mountain bikes, endurance racers, gravel bikes, and commuter bikes • Riders seeking a more upright, comfortable riding posture • Quick, tool‑free adjustments to handlebar height without replacing the stem 📩 Order Now: 📧 Email: spencerchou@koofbicycle.com 🌐 Website: https://en.koofbike.com/ 💬 “Using our stem riser? Share your experience below!” 🚴 Show us your custom build—We love seeing LUNJE parts in action! #StemRiser #HandlebarElevator #MountainBikeUpgrade #RideComfortEnhancement #AL6061Aluminum #BicycleOEM #EnduranceRacingGear #CyclingErgonomics #BikeFitting #GravelRoadBikes #RideHigher #BikeTech
🏭 LUNJE — The OEM/ODM Source Factory of Choice for Global E‑Commerce Platforms and Top Bicycle Brands Since 2012, LUNJE has been committed to providing high‑quality, high‑strength, and fully compliant OEM/ODM solutions to renowned global bicycle brands, major wholesalers, and top sellers on Shopee, Lazada, and Amazon. As a leading Chinese manufacturer, our production processes adhere strictly to the technical standards of Tier‑1 global brands such as S*, F*, and R*, ensuring you receive world‑class industrial performance and aesthetic appeal at factory‑direct prices. ✅ Exquisite Craftsmanship & Versatile Performance: As a full‑range supplier of handlebars, stems, and seatposts, our XT‑L021 series is crafted from aerospace‑grade AL6061‑T6 and 7075 aluminum alloys. Certified by SGS and ISO 4210, these products strike an ideal balance between lightweight flexibility and DH‑level durability. Customization Solutions: We offer vibrant anodizing, high‑gloss electroplating, and mirror polishing finishes. Combined with our exclusive **high‑precision Water Stickers** technology, your brand logo will occupy the most eye‑catching “golden advertising space” on each product. Cross‑Industry Support: Our CNC machining center produces precision road bike handlebars, 31.8mm mountain bike handlebars, and high‑strength 35mm 7075 aluminum alloy handlebars—perfectly suited as a reliable alternative to carbon fiber. Additionally, for the heavy‑load demands of **E‑Bikes and high‑power E‑Motos (such as the Qingfeng series)**, we provide enhanced 5.5mm wall thicknesses and customized lengths, helping you capture lucrative blue‑ocean markets. ✅ Superior Efficiency & E‑Commerce Empowerment: We understand the critical need for speed in cross‑border e‑commerce. For our best‑selling colorful handlebar series, we maintain ample ready‑stock inventory, enabling same‑day shipping even for small trial orders. Comprehensive Support for Distributors: Tailored specifically for sellers on Shopee, Lazada, and AliExpress, we supply high‑resolution white‑background product photos, professional product manuals, and dropshipping‑friendly packaging, removing barriers to your brand’s global expansion. Strategic Partnerships: From cost‑effective basic components to premium factory‑grade baked finishes and laser engraving, we deliver a one‑stop **China Source Supply** solution. 【Contact Information】 +86 19926456877 💐 Business Inquiries: spencerchou@koofbicycle.com
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Building 3, 4th Floor, Pufite Technology Park, Dalang Street, Longhua District, Shenzhen