Bicycle Airhorn - Initial 1.75mm walled attempt

This is an initial design for a 3d printable airhorn. It will attach to the center tube of our Terratrike Rover Tandem. The nozzle on the side is barely smaller than the 13.33mm screw size of the Schrader valve I intend to attach. (I bought a valve extension online.) I intend to heat the adapter and screw it into the heated plastic nozzle on the model. The other end of the extension will fit on a standard Schrader bicycle pump. The next piece missing to make this airhorn functional is a diaphra…

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