Firebird/banjo Cream Plastic Keystone Button W/screw And Washer (Set of 6) artec Diameter at top of knob:

Diameter at top of knob: 20

Using Gotoh's 01 buttons

with a corresponding effect on sustain and attack

Important Measurements - 92mm x 46mm outer size

This is why high-end boutique builders such as DeTemple Guitars

Firebird/banjo Cream Plastic Keystone Button W/screw And Washer (Set of 6) artec Diameter at top of knob:Kluson reissue keystone buttons used on current Firebird, banjo, and bass tuners. Set of 6 comes complete with screws and washers. Please note that these buttons and screws DO NOT FIT Kluson original production banjo Firebird tuners. We have increased the screw size and changed the button shaft dimensions as an improvement on the original design of the tuning machine.