- 4-On-A-Plate configuration: 4 left, 4 right - Tuning pegs of different lengths for standard "F"-style mandolinsopen - Worm thread above the gear - Gear ratio 18:1 - Mounting diameter with mounting sleeve: 8.30 mm - Distance between shafts: 23 mm - Black round plastic buttons - Finish: Nickel EUR 98.00 - See more - Buy online