The McCallum 1" Blowpipe Extender is a simple and effective solution for adjusting the length of your existing blowpipe. Made from durable poly with a combed and beaded finish, it threads directly onto your blowpipe and provides a threaded end for your mouthpiece. This extender adds exactly 1" of length, and for added customization, multiple extenders can be stacked together. It’s a convenient way to fine-tune your setup for optimal comfort and playing posture.