The reviewer discusses the ZTTO Black Cassette Ultralight, highlighting its monoblock construction, lightweight design, and impressive shifting performance. They mention purchasing it from AliExpress for £66 and being impressed by its value compared to high-end cassettes from Shimano and SRAM. The reviewer notes its durability based on their experience with other ZTTO mountain bike cassettes, though they haven't fully tested long-term durability yet. They also mention a minor drawback regarding limited freehub contact area but state it hasn't been an issue in practice.
AI-Summary
Pros
Monoblock construction from a single block of steel
Lightweight (199g for 11-28T)
Excellent shifting performance
Great value (£66 compared to £240-£352 for high-end alternatives)
Durability appears good based on similar ZTTO mountain bike cassettes
Impressed with overall performance
Cons
Limited contact area with freehub (about half a centimeter at bottom, 8mm at top)
Potential concern about freehub wear (though reviewer hasn't experienced issues)
Long-term durability not fully tested (only 800 miles so far)
MyBike.parts
