A: Are you asking if you can mount to the shelf? I think you could if your shelf is secured to the wall. The towel holder is a flat bar though, not round. So towels might not “roll” into place as easy.
A: We added a bit of silicone glue to it.
A: Justin, Thank you for your question. The Annalisa 8 in. Hand Towel Bar in Matte Black is secured to the wall with a mounting bracket and a set screw to secure the post to the bracket. Best, Customer Care Team
A: Clare, Thank you for your question. This towel bar has a depth of 3.19 inches. Best, Customer Care Team