Prestacycle UniBlock PRO Cassette
Best lightweight upgrade for performance oriented road cyclists
This single-piece drivetrain component maximizes weight savings through a unique honeycomb design while maintaining exceptional durability. It delivers precise, consistent gear changes, offering a refined upgrade for twelve-speed systems that prioritize both performance and longevity.
More UniBlock options
Who it's for
- Weight-conscious cyclists seeking performance gains without compromising durability
- High-mileage riders looking for a long-lasting drivetrain investment
- Competitive racers demanding crisp and dependable gear changes
Who should skip it
- Budget-focused commuters who prioritize low cost over high performance
- Stealth-oriented riders who prefer a silent and dampened cycling experience
- Home mechanics who lack specialized tools or professional installation experience
Performance breakdown
Weight Efficiency
Honeycomb machining removes excess material without sacrificing necessary structural rigidity.
Shifting Precision
ARC ramps facilitate crisp, reliable gear transitions under varying load conditions.
Durability
Cold-forged steel construction ensures a long lifespan against chain wear.
Compatibility
Specifically optimized for Shimano 12-speed systems for seamless drivetrain integration.
Material Quality
Premium alloy steel and 7075 aluminum blend balances strength and mass.
Installation Ease
Single-piece design simplifies mounting compared to multi-part cog assemblies.
Key Specs
Material
Chrome Molybdenum alloy steel and 7075 aluminum
Number of Speeds
12
Smallest Cog
11 teeth
Largest Cog
34 teeth
Compatibility
Shimano 12-Speed Drivetrains
Lockring Included
Yes
Shifting Technology
ARC™ Maximum Performance
Know before you buy
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Ask Metto anything about the Prestacycle UniBlock PRO Cassette before you decide.