Item Type: Guitar Nut SaddleMaterial: Ox BoneColor: Ivory White 1FOR 12 STRING GUITAR: Includes guitar nut and guitar saddle, with standard size, which is easy to install and replace, suitable for 12 string acoustic guitar. 2MAIN PURPOSE: The guitar nut and saddle are used to transmit the vibration of the strings to the neck, which can improve the overall level of the guitar. 3OX BONE: Using excellent ox bone material, lightweight and durable, the sound is clearer, richer and more stable, with good performance. 4GOOD PERFORMANCE: The nut and saddle can help with tuning and adjust it to withstand tension, compensate for the treble for better performance. 5REPLACEMENT PARTS: These slotted guitar nut and saddle have compact size and glossy surface, making it great replacement parts to an acoustic guitar.