The Prestacycle Uniblock Cassettes are machined from a single block of cold-forged Chrome Molybdenium alloy steel, heat treated, tumble finished, and electroplated for prolonged life vs standard steel cassettes.
Features:
- Single-piece unit exquisitely machined from a solid block of cold-forged Chrome Molybdenum Alloy
- Shifting ramps and teeth are profiled for smooth and consistent operation
- Honeycomb design maximizes the strength to weight ratio
- No need for spacers and lighter than most competitor’s similar item













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