Fit Comes First — Or At Least It Should. At Cassette Fit Studio, we often meet cyclists who’ve spent thousands on a beautiful bike that simply doesn’t fit their body. That’s where we come in. Bring in your current bike — we have the tools and expertise to fine-tune your fit and make that bike work for you. Shopping for a new ride? We’ll help you find the right size and fit before you buy, ?bike fitting is key for comfort and power. Everyone Is Important.