Altus 9-speed chainset offering slick hyperdrive shifting performance for off road enthusiasts.
The Shimano Altus 3 x 9 speed crank offers 40 – 30 – 22 Tooth gearing perfect for large wheel mountain bikes. It uses a square
taper bottom bracket and is offered in 165, 170, and 175mm crank arm lengths.
Technology
Mega 9
The 9-speed gear cluster actualizes close ratio gearing without impairing wide gear range.
HG Sprockets
The distinctively designed Hyperglide sprockets incorporate specially positioned shift ramps and tooth profiles for
improved chain control during shifting. Fast and responsive indexed shifting is the result.
The HG cassette sprocket, which was developed for the MTB 10-speed system, underwent comprehensive optimization to
achieve super-highly efficient shifting.
- HG Sprockets – Guide the chain quickly and directly to the next sprocket without override
- Conventional Sprockets – Cause the chain to ride up and over the gear teeth before engaging the sprocket
Features:
- Mega-9 chainset offering slick hyperdrive shifting performance
- For use square taper bottom brackets
- With chainguard
- 50mm chain line
- Comes with crank bolt



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