wonderloaf
Guru
... or go along to their warehouse, pick your bike parts and get 20% off? Just tried this with the PYO20 code at the checkout and it duly removed 20% from the price. Nearly ended up with another titanium bike though!
https://www.planetx.co.uk/news/dave-blogs/q/date/2019/07/11/pick-your-own


My approach as well - once you discover something good, especially if cheap, buy lots. For the bike industry will only go and improve/ruin it. And charge way more. Reason I buy most of my saddles as new/secondhand.