- Made of pure copper material with gold plated<br />- Allow you to get that perfect tune without fighting those friction pins<br />- Easy to install<br />- Must have from beginners to professionals<br /><br />                                                                                                                                Dimensions: 1.10 in x 0.87 in x 0.24 in (2.8 cm x 2.2 cm x 0.6 cm)<br />Weight: 0.21 oz (6 g)<br /><br />