Grew up in Los Angeles California, US Navy submarine mechanic from 1977-81/SanDiego. Hydraulic mechanic in the 1980's/Los Angeles. Heavy equipment operator in the 1990's/traveled to various locations. Dump truck driver in the 2000's/SW Utah. Currently a water plant operator since 2010/NW Kansas
Older bicycles (and many of the newer affordable style) do not use the common Shimano threaded cartridge bottom-bracket. Instead, they use a larger-diameter smooth tube to mount
