Timiy Pack of 4 Pcs Guitar Vintage Roller String Trees Retainers String Guides with Screws Replacement Gold

- Base size:6mm x 11.5mm - Total Height:12mm(including roller) - Roller width:10mm - Roller diameter:5mm - String Spread:7mm(center to center) - This is a set of 4 roller string trees. - These string retainers are the type with the little rollers on them to help stay in tune and help prevent strings from breaking. - They come with 4 mounting screws as well. - Great replacement for your broken, dirty or old string retainer. - Sure to look great on your guitar!