Let's talk about this black sliding shower bar. It's the part you actually hold. You slide it. You lock it. It moves on a solid track called the shower riser rail 720mm. That rail is 720mm of perfect up-and-down travel. Everything mounts to one central piece: the shower riser rail square. This square panel is the brain. All your water pipes connect only to this shower riser rail square.
Here is how the black sliding shower bar works on the shower riser rail 720mm. Turn the collar to loosen. Slide the black sliding shower bar to your spot. Turn back to lock. Done. The shower riser rail 720mm doesn't carry water. The water is safe in the wall, behind the shower riser rail square. This means your black sliding shower bar and shower riser rail 720mm are just mechanics. Simple. Reliable.
Your plumber will thank you for the shower riser rail square. Everything is behind one plate. If a valve ever needs work, they open the shower riser rail square. They don't touch your black sliding shower bar. They don't touch your shower riser rail 720mm. This is smart design.
You will like the feel of the black sliding shower bar. Matte finish. No fingerprints. The shower riser rail 720mm is the right length—not too short, not too tall. And the shower riser rail square keeps the wall looking clean, with no loose pipes.
For height adjustment, you need the black sliding shower bar. For the track, you need the shower riser rail 720mm. For a clean, reliable hub, you need the shower riser rail square. This is the set: the black sliding shower bar, the shower riser rail 720mm, and the shower riser rail square. It works.