1.SUS304 Stainless steel: Sliding bar are made of stainless steel and matte black finish, durable and rust-proof. The cuboid extra-thick bar will not be bent nor dent from everyday use. Adjustable fixed block adopts high quality ABS material with electroplating treatment, sturdy and durable for long term use. Matte Black Finish 2.Adjustable Handheld Shower Holder: Pressing the spring button to slide on the shower rod, you can easily have it smoothly slid up and down on the shower riser rail, also swivels to adjust the angle of the shower head. Shower height and angle can be easily adjusted to accommodate both and adults, providing the perfect shower experience for every family member. The shower bracket can hold up to 2KG handheld shower 3.Extra-Long Slider Rail: The overall length of this shower riser rail is 26" (660 mm), the width is 1.18" (30 mm), which allows you to flexibly adjust the height of the handheld shower holder within a wide range. Makes the shower slide riser rail kit very simple and useful 4.Wall-Mounted Installation: Use screws and anchors in the package to install this adjustable fixing brackets. Drill-bit size is 6mm. Screws are made from premium grade SUS 304 stainless steel. The slide bar is not a one-piece structure, which needs to be assembled