Features:    Foam coated which can prevent instrument from scratching    All-steel construction    Mounts on the wall    3 mounting screws with sheetrock anchored screws included with each guitar hook    Able to hold all types of guitars including acoustic guitars， bass guitars， and electric guitars    It is very easy to install    Diameter of Base: Approx. 8.9cm/ 3.50"    Weight: about 143gPackage Included:    1x Guitar Wall Hangers