{"product_id":"ritchey-1-bolt-masttopper-seatpost-part-st0109","title":"Ritchey 25mm Offset Aluminum Seat Mast Topper - 70mm Length, 34.9mm Diameter, Adjustable SideBinder, Black for Integrated Seat Masts, Precision Engineering","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your bike's cockpit setup with the Ritchey Seat Mast Topper: 25mm Offset, 70mm Length, 34.9mm Diameter - Black. Engineered for precision and performance, this high-quality, lightweight aluminum seat mast topper offers customizable adjustments to optimize comfort, aerodynamics, and handling on your road or mountain bike.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eCrafted from durable, 3D forged aluminum, the Ritchey Mast Topper delivers superior strength-to-weight ratio, ensuring reliable performance even on demanding rides. Its sleek black finish adds a modern, professional look to your bike's aesthetic.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned specifically for frames with integrated seat masts, this topper features a 25mm setback to fine-tune your saddle position for optimal riding posture. The 70mm length provides versatile adjustment options, while the 34.9mm diameter fits standard integrated seat mast sizes, ensuring a perfect fit. The 3D forging process enhances structural integrity and consistency, providing confidence during high-performance cycling.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThe SideBinder 1-bolt fore\/aft and tilt adjustable clamp system allows precise saddle positioning with effortless one-bolt operation, simplifying cockpit tuning. The interface is compatible with 1-bolt alloy clamp kits (sold separately), and interchangeable clamps are available for various carbon rail sizes, accommodating a wide range of saddle options.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eFeaturing a sleek black finish and minimalist design, the Ritchey Mast Topper complements any bike frame with integrated seat masts, making it ideal for road racing, endurance riding, or mountain biking. Its adjustable design enhances rider comfort and aerodynamics, helping you to achieve a custom cockpit setup tailored to your riding style.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Fully adjustable fore\/aft and tilt with SideBinder technology for superior fit customization\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Precision 3D forged aluminum body for increased durability and lightweight performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Interchangeable clamps for compatibility with various carbon rails, enhancing versatility\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Designed explicitly for integrated seat masts, offering seamless compatibility and easy installation\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eProduct Specifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Length: 70mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Setback: 25mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Diameter: 34.9mm\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Material: Aluminum\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Color: Black\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003e- Model: 1-Bolt MastTopper\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-22\"\u003e\u003cp\u003eUpgrade your bike's cockpit with the Ritchey Seat Mast Topper-engineered for precision, built for performance, and tailored for riders seeking optimal saddle positioning and style.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eEnhance your cockpit setup with the Ritchey Seat Mast Topper featuring a precise 25mm offset for optimal saddle positioning and rider comfort. \u003c\/li\u003e\n\u003cli\u003eConstructed from lightweight yet durable 3D forged aluminum alloy, ensuring superior strength, corrosion resistance, and longevity under demanding cycling conditions. \u003c\/li\u003e\n\u003cli\u003eDesigned for integrated seat masts with a 34.9mm diameter, this seat topper offers seamless compatibility with round seat masts and interchangeable clamps for versatile use across different carbon rail sizes. \u003c\/li\u003e\n\u003cli\u003eFeaturing the SideBinder 1-bolt system for easy fore\/aft and tilt adjustments, allowing you to fine-tune your saddle angle for personalized fit and improved cycling efficiency. \u003c\/li\u003e\n\u003cli\u003eIdeal for performance-oriented road and mountain bikes with integrated seat masts, this sleek black Seat Mast Topper combines innovative engineering, style, and functionality to elevate your bike's cockpit and riding experience.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Ritchey","offers":[{"title":"Default Title","offer_id":42208423313475,"sku":"ST0109","price":63.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/ST0109.jpg?v=1779316054","url":"https:\/\/365cycles.com\/products\/ritchey-1-bolt-masttopper-seatpost-part-st0109","provider":"365 Cycles","version":"1.0","type":"link"}