●From wall grab bar of up to in width and can be adjusted. ●On the wall if you have any such as convenient to ●From wall grab bar; Adjustable measurement range: 52.5 ~ 67.5 mm ●Material: Zinc Alloy, ABS resin ●Color: Brown ●With hex wrench ●Pack of 4 with screws (for wall mounting + 3.5 x 40, banister installation + 3.5 x 20 Pack of 2)