M63 7-Speed Index Cassette

The Sunrace M63 7-Speed Index Cassette is a reliable and value-oriented drivetrain component designed to deliver smooth, accurate shifting for 7-speed bicycles. Whether you’re riding a mountain bike, hybrid, commuter, or touring bike, this cassette provides dependable performance and consistent gear changes across a practical range of terrain.

Precision-machined sprockets and indexed gearing help ensure crisp, positive shifts under load, while durable construction stands up to regular riding conditions. Built to fit standard 7-speed freehub bodies, the M63 cassette makes for a straightforward upgrade or replacement that keeps your drivetrain operating smoothly and efficiently.

Specifications:

• Technology: Super Fluid Drive
• Gear Ratios: 11-28
• Speeds: 7
• Sprocket Finish: (S) Sandblast Satin