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.
A cartridge bottom bracket is a sealed unit and once worn out the whole thing is replaced. Cartridge bottom bracket replacement: 1  Remove both crank arms.  Use a bottom bracket tool to remove old unit. Remember most modern bikes use English threads so the drive side cup will be reverse threaded and unscrews clockwise.