1. Suitable for Stratocaster and Telecaster Electric Guitars 2. Rollers help to prevent string breakage, improving tone and keeping your guitar in tone. 3. Each saddles set contains the screws and springs. 4. Please be sure to verify the dimensions to confirm these saddles would fit your bridge before you order them. size:Length 32mm Material:Nickel Metal colour:Sier Package Contents: 6 x SaddleOnly the above package content, other products are not included. Note: Light shooting 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.