This crankset is generally considered reliable and well-made for its price point, with users reporting good long-term performance despite some minor installation quirks.
Pros
- Chainrings milled from single aluminum piece (no loose screws/bolts)
- Reliable performance with minimal issues reported after extensive use
- Affordable price point compared to major brands
- Tried and tested by users on various bike builds
Cons
- Preload screw can be missing or require careful attention during assembly
- Price has increased significantly since initial market introduction
- Installation differs from Shimano standards (hex head vs Torx-like fitting)
Key Facts
- Chainrings milled from single piece of aluminum
- Preload retaining bolt uses 10 mm hex head
- Available in 50/34T chainring configuration
Reviews & Ratings

The reviewer mentions the ZRACE HARDROCK 2 x 10/11/12 Speed Road Chainset as part of the components used in the bike conversion project. They note that it is the same crankset they previously used on their carbon fiber bike, indicating familiarity and trust in the product. The reviewer highlights that while the price has increased since their initial purchase, they chose this crankset for its reliability, especially since the bike is being built for someone else. They also mention the installation process, including the use of a preload retaining bolt with a 10 mm hex head, which differs from Shimano's standard.
AI Summary
Pros
- Tried and tested by the reviewer on their own carbon fiber bike
- Reliable performance
- Familiarity with the product
- Includes a preload retaining bolt with a 10 mm hex head
Cons
- Price has increased considerably since the reviewer's initial purchase

The reviewer discusses the ZRACE 2x crankset they purchased from AliExpress for ยฃ54. They mention that the chainrings are milled from a single piece of aluminum, which eliminates concerns about screws or bolts coming loose. The only issue encountered was the missing preload screw, which the reviewer suspects may have been their own oversight during assembly rather than a fault with the product. Overall, they report very few issues with the crankset after 3,000 miles of use.
AI Summary
Pros
- Chainrings milled from single piece of aluminum (no loose screws/bolts)
- Very few issues reported after 3,000 miles of use
- Affordable price point (ยฃ54)
Cons
- Preload screw was missing (possibly due to assembly error)
Where to Buy

ZRACE HARDROCK 2 x 10 /11/12 Speed Road Chainset Chain Wheel crank protector, 50/34T, 165mm/170mm / 172.5mm / 175mm, Cranksets - AliExpress 18

Questions about ZRACE HARDROCK 2 x 10 /11/12 Speed Road Chainset Chain Wheel crank protector, 50/34T, 165mm/170mm / 172.5mm / 175mm, Cranksets
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