Gravity SX Pro No 55 Tapered Steerer Mountain Bike Headset Black

Fsa Sx Pro Aluminium Steering System. Elevate your ride with the FSA SX Pro Aluminium Headset. Engineered for superior control and responsiveness, this premium spare part features robust forged and CNC-machined alloy cups for exceptional durability and a perfect frame fit. Its high-performance Angular Contact Bearings ensure ultra-smooth, low-friction steering and extended longevity, even under demanding conditions. Designed for tapered head tubes (50mm/61mm OD) and 1-1/8” to 1.5” tapered forks, it´s the ideal upgrade for road, MTB, and urban cyclists seeking precision and reliability. FSA SX Pro Aluminium Steering System | Headset HS NO.55Upgrade your ride´s handling and precision with the FSA SX Pro Aluminium Steering System, a premium headset designed for discerning cyclists who demand reliability and flawless performance. As a critical component in the Spare Parts category, this headset is engineered to be the heart of your bike´s control center, providing a direct and responsive connection between you and the trail or road ahead. Whether you´re navigating technical mountain bike descents, carving corners on a road bike, or tackling the daily urban commute, the SX Pro ensures a smooth, stable, and confident experience.This headset is built around a foundation of superior engineering and robust materials. The core of its strength lies in the forged alloy upper cup paired with a meticulously CNC-machined alloy lower cup. This combination guarantees exceptional durability and a perfect, press-fit interface with your frame, eliminating creaks and ensuring long-lasting performance under stress. The system is topped with a sleek and lightweight alloy top cover, providing a clean aesthetic and essential protection for the internal components against dust, water, and grime.The true magic of the FSA SX Pro lies in its high-quality bearings. Both the upper and lower cups house advanced Angular Contact Bearings (ACB), a signature feature of FS´s high-performance Steering Systems. Unlike standard radial bearings, ACBs are specifically designed to handle both radial and axial loads simultaneously. This results in incredibly smooth, low-friction steering rotation and significantly increased longevity, as the bearings are better equipped to manage the complex forces exerted during riding. Protected by durable black seals, these bearings are well-defended against contamination, ensuring their silky-smooth operation for countless miles.Technical Specifications and Compatibility:Engineered for modern frame standards, this headset is the HS NO.55 model, making it the perfect solution for frames featuring a tapered head tube with a 50mm upper and 61mm lower Outer Diameter (OD). It is specifically designed to accommodate 1-1/8 to 1.5 tapered fork steerers, a common standard on high-performance road, gravel, and mountain bikes. This precise compatibility ensures a secure, integrated fit for optimal power transfer and steering accuracy.- Type: Headsets- Discipline: Versatile enough for ROAD, MTB, and URBAN/COMMUTING applications.- Model: HS NO.55- Head Tube Compatibility: Tapered 50mm / 61mm OD- Fork Compatibility: For 1-1/8 to 1.5 tapered fork steerersChoose the FSA SX Pro Aluminium headset for a significant and tangible upgrade to your bike´s handling dynamics. It´s more than just a spare part, it´s an investment in control, durability, and the overall quality of your ride. tradeinn Bikeinn

FSA positions this jgo.direc.fsa semi integrada sx well for everyday tasks at home, at work or on the move, offering a clear, comfortable fit from the first use. Well suited to home users, professionals and anyone who values practical results, because it supports confident work where comfort, pace and control make a difference. The construction delivers thoughtful design and comfortable handling and details such as 15mm, creating a dependable feel that supports cleaner results and pleasant handling. During long or detailed tasks, it is designed to reduce effort and keep results consistent, so the job moves forward with fewer interruptions. In the long run, it gives long-lasting usefulness you will appreciate again and again, making it a sensible choice for frequent routines and long-term buying confidence.