The ZTTO Ultralight 11-speed cassette is praised for its very low weight and low cost, making it a popular choice for hill climb and budget builds. However, its aluminum construction raises durability concerns, with reviewers unsure about long-term reliability.
Pros
Cons
Reviews & Ratings
14:23The reviewer mentions the ZTTO Ultralight 11-speed cassette as a lightweight and cheap option for hill climb bikes, weighing 218g and costing £30. It is made of aluminum with a one-piece design, but durability concerns are noted.
11:33The reviewer chose the ZTTO 11-speed ultralight cassette for his bike build, noting it is significantly more affordable than 12-speed setups while delivering comparable performance. He selected it specifically for its lightweight properties and expressed curiosity about its long-term durability.
Where to Buy

ZTTO Ultralight Road Bike Cassette 11 Speed SLR2 Cassette 11S 11-28T 11-36T Freewheel 11-32/34T 11V K7 CNC Gravel Bike HG System

Variants
| Configuration | Largest Cog | Weight |
|---|---|---|
| 11s 11-28T | 28 T | — |
| 11s 11-32T | 32 T | — |
| 11s 11-34T | 34 T | — |
| 11s 11-36T | 36 T | — |
Specifications
Attributes
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Questions about ZTTO Ultralight Road Bike Cassette 11 Speed SLR2 Cassette 11S 11-28T 11-36T Freewheel 11-32/34T 11V K7 CNC Gravel Bike HG System
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