About this item1. Dimension: 10.5mm (0.413 inch) x 21mm (0.79 inch) each2. These saddles make a great upgrade for anyone who likes to use a lot of whammy,they can be used on Hardtail Bridge, or Bridge3. The rollers help prevent string breakage, improve tone and sustain and keep your guitar in tune4. be to verify the dimensions to confirm these saddles would fit your bridge you order DescriptionThis is a new high-quality products.Each saddles set contains the screws and springsMaterial: metalCOLOR: SilverPackage Contents:6 x Saddle1 x Wrench(Random Color Do not accept designation)Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.