Kayaking on Swan Pond River and Swan Pond - in West Dennis MA. Put in at Beach Road. in West Dennis MA. Paddle up to Swan. Pond and return. Estimated round trip. distance = 6+ miles. South Village.
There are 2 components to Bottom Bracket (BB) size, the BB shell width of the frame and the spindle length. Bottom Bracket shell width: The BB shell is the frame tube into which the BB threads. It will measure 68mm, 70mm or 73mm wide.
Below is a road bike sizing guide. Now, sizing guides are not the be all end all of your bike fit. You might find that a bigger bike fits you better in top tube dimensions or you just the like the aggressive feel of a smaller bike. My track bike is a 56cm, my touring bike a 54cm and my road bike a 53cm.