- Easy to install, convenient to use. - Perfect for acoustic guitar, classical guitar, electric guitar, bass or ukulele and all standard straps. - Package include 2pcs strap button, 2pcs washer and 2pcs mounting screw. PLS TAKE NOTE : This item comes in bulk Packaging WITHOUT Original Packaging, it will be delivered in plain or unprinted plastic bag. Pls do not buy if you can't accept this. Thanks for your understanding.