ITEM NAME:White Head Tuner Tuning Peg Key Button Machine Heads for Banjo Parts Description: Made of alloy with Pearl Buttons Gear Ratio 10:1 allows quick and precise tuning of the 5th string Geared 5th tuner to fit most modern and vintage banjos Durable and long-lasting use Lightweight for portable installation. Size Chart: Size:Approx. 45x23x18mm / 0.51x0.90x0.70inch Package Includes: 1 Piece Banjo 5th String Geared Tuner SKU: ALU0007697578012978.1 Piece Banjo 5th String Geared Tuner. Gear Ratio 10:1 allows quick and precise tuning of the 5th string. Made of alloy with Pearl Buttons. Lightweight for portable installation.