Found Delta internal ( handlbars) horn button with outer "mushroom" button for 1937-39 Schwinn Motorbike or EA/Delta button

[Nashman]

Delta internal ( handlbars) horn switch/ button with outer "mushroom" button for 1937-39 Schwinn Motorbike or external ( machine bolts/straps to bars) EA/Delta button in excellent to mint shape. Repro is ok. This will be going on a restored 1938 Schwinn Motorbike. Thanks, Bob