ONIRII Road Cassette CNC Ultralight Hollow 2024 New
Brand: ONIRII
Material: Aluminum + Chromoly Steel
Cassette body: HG 
Speed: 12 speed
Color: silver, gold, rainbow
Weight: 229g (12 speed 11-32T)  254g (12-speed 11-34T)
Ratio: 11-12-13-14-15-17-19-21-23-25-28-32T(12 speed 11-32T),11-12-13-14-15-17-19-21-24-27-30-34T (12-speed 11-34T)



Chromium molybdenum steel teeth + aluminum alloy bracket base double-layer reinforcement, hollow design, while reducing the weight, to ensure the rigidity and hardness of the cassette, more durable and wear-resistant, shaped teeth structure, so that the chain and the cassette fit tightly and is not easy to fall off.

One-piece CNC technology and special optimized tooth angle structure make the installation and rotation of the chain smoother and more precise.

The cassette is fully plated to prevent corrosion and rust, whether it is wet and muddy or sandy and dirty riding environment. The cassette is not easy to rust and fade.

HG specifications are more versatile and compatible



Pre-purchase Notes:
1, Cassette belongs to consumable parts, no warranty.
2, CNC ultra-light cassette has better abrasion resistance than normal cassette, but it will wear out during use as well.
3, New cassette is recommended to be replaced with a new chain, otherwise it may be compatible.
4, Please use reasonable strength to load and unload the cassette during disassembly and installation to avoid problems.
5, If there is any skipping of teeth in the process of using, please check the wear of the derailleur, tail hook, and chain, and also the wear of the cassette teeth.