How do you raise the handle bars on a Gary Fisher bontrager?

To raise the handlebars on a Gary Fisher Bontrager, locate the stem clamp that holds the handlebars in place. Loosen the bolts on the clamp using an appropriate tool, typically an Allen wrench. Once the bolts are loosened, adjust the handlebars to your desired height and then retighten the bolts securely to ensure stability. Always check that the handlebars are firmly in place before riding.