Publicado Por En julio 22, 2026 General Product Information:Product Name: Sun Race 7-Speed Multiple FreewheelsModel Number: MFM-4SSpeeds: 7-SpeedThis freewheel is designed for use with 7-speed indexed drivetrains, providing a smooth and efficient gear-shifting experience.Detailed Specifications:Gear Range:13-34 Teeth:Smallest Cog (High Gear): 13 teethEnables higher speeds on flat surfaces or downhill sections.Largest Cog (Low Gear): 34 teethOffers easier pedaling for uphill climbs and difficult terrains.The 13-34t gear range makes this freewheel highly versatile, allowing for both high-speed cruising and climbing performance.Design and Shifting:Indexed Shifting:This model supports indexed shifting systems, meaning the gear changes are preset to defined points, which provides more accurate and smoother gear transitions.Compatible with 7-speed indexed derailleurs and shifters for precise and consistent performance.Construction:Material and Finish:Black/Zinc Finish:A combination of black and zinc coating provides corrosion resistance and a clean aesthetic.Durable Steel Construction:Built with hardened steel for enhanced durability, ensuring the freewheel can withstand heavy use and varying terrain conditions.Mechanism: Threaded Freewheel Design:Uses a threaded design, making it suitable for installation on bikes with threaded rear hubs.Allows for easy removal and replacement, a standard feature in many freewheels. Multiple Freewheel:This is a 7-speed freewheel, offering a balance between performance and versatility, and ideal for a variety of riding conditions, including touring, commuting, and off-road adventures.Performance: Wide Gear Range:The 13-34t gearing range ensures a great mix of speed and climbing power:13-tooth cog for maintaining speed on flat roads and descents.34-tooth cog for smooth pedaling on inclines or rough terrain. Smooth Gear Transitions:The indexed design ensures smooth gear transitions, reducing lag and providing more control over shifting in demanding situations. Ideal for Versatile Riding:This freewheel is perfect for riders who face varying terrain, offering both high-speed efficiency and low-end climbing ability, making it a great option for hybrid bikes, mountain bikes, and touring bikes.Aesthetic and Finish:Color:Black/Zinc:The combination of black and zinc finishes gives the freewheel a modern, durable look while protecting it from the elements and rusting.Compatibility: Bike Types:Compatible with mountain bikes, hybrid bikes, commuting bikes, and touring bikes that use a 7-speed drivetrain. Drivetrain:Designed for 7-speed indexed drivetrains, ensuring compatibility with Sun Race or other similar derailleurs and shifters.
