I was a little skeptical at first, but after using the Clik valves, I'm genuinely impressed. They make checking and adjusting tire pressure much quicker and more user-friendly than traditional Presta valves.
The push-to-connect design is simple, secure, and virtually eliminates the small air loss that often happens when removing a Presta pump head. It's one of those products that immediately makes you wonder why it wasn't done this way years ago.
Installation was straightforward, and after using them on my bikes, I honestly believe this is a better system. If the cycling industry were starting from scratch today, I'd have a hard time imagining Presta becoming the standard over Clik.
Highly recommended.