The 305 Series is made with the same quality as all Rotomatic® models. Slightly larger than the Mini Rotomatics®, the mid-size series features an 18:1 gear ratio for smoother, more precise tuning. This compact machine head is perfect for use on smaller and in-line headstocks.
|  Sealed-in, lubricated gears  18:1 gear ratio  25/64” post hole  Post length to hole: 22.4mm |  Overall post length: 27.5mm  Weight per pc/per set: 1.2oz/7.2oz  Max. string gauge: .064”  Hardware included (bushings, washers, screws) |