The reviewer mentions purchasing a ZTTO branded 11-42 cassette from AliExpress for £26. They note having bought several ZTTO components in the past that have been reliable, though they acknowledge these are likely generic Chinese-made parts rebranded. The reviewer is curious to see how this cassette performs over time but doesn't provide extensive testing details in this video.
AI-Summary
Pros
Affordable price point (£26)
ZTTO components have been reliable in the reviewer's past experience
Compatible with the GRX 812 rear derailleur which can handle up to 42T cassettes
MyBike.parts
