Headline Description:A dependable and affordable replacement freewheel for 8-speed bikes. The SunRun FW8I offers smooth, consistent shifting and durable construction, making it a great value option for tune-ups, rebuilds, or everyday commuter repairs. Detailed Specifications: Brand: SunRun Model: FW8I Speed Compatibility: 8-Speed Teeth Range: 13–32T Mount Type: Threaded Compatibility: Standard 8-speed threaded rear hubs Chain Compatibility: 8-speed chains only Material: Steel Color: Brown Manufacturer Part #: FW-82 Additional Features: Excellent value replacement for aging or worn-out 8-speed freewheels. Compatible with most commuter, hybrid, and entry-level mountain bikes. Durable steel cogs ensure long-lasting performance under daily use. Optimized tooth profile for smooth, reliable shifting. Simple installation using standard freewheel tools. Important Usage Notes: Designed for threaded hubs only; not compatible with cassette-style freehub bodies. For best results, install with a new 8-speed chain to prevent premature wear. Apply anti-seize compound on hub threads during installation to ease future removal. Professional installation recommended to ensure proper torque and alignment. Riding Impressions: The SunRun FW8I delivers exactly what riders expect from a dependable replacement freewheel—smooth shifting, consistent engagement, and strong value. It’s ideal for commuters, recreational riders, and anyone looking to refresh an older drivetrain without breaking the bank. Disclosure: This listing is for a genuine SunRun FW8I 8-Speed Freewheel in standard packaging.Includes freewheel only