Features: Comes with 4 left and 4 right tuners,4 tuning key pegs on a row. Widely applied for 8 string mandolin. Also provided with complete fittings, easy to install and no extra tools required. Excellent workmanship and exquisite outlook greatly improve your instrument appearance. Standard 25mm spacing between pegs, suitable for 0.8mm peg holes. 1: 14 gear, the button turn 14 turns and the gear turns one turn, which is suitable for fine adjustment of the strings. Specification: Condition: 100% Brand New Material: Steel + Acrylic + Copper Color: White + Silver Single Size(L * H * Depth): Approx. 11 * 4 * 3.7cm / 4.3 * 1.6 * 1.4in Post Spacing: Approx. 2.5cm / 1.0in Suitable for 0.8mm peg holes. Gear Ratio: 1 : 14 Weight: Approx. 165g Packing List: 1 * Pair of Tuners (4pcs tuning pegs in a row, 8pcs in total) 8 * Ferrules 10 * Screws