4S indicates the chainline in millimeters from hub center to sprocket center: I ~ 2 . See Sproket Interchangeability at beginning of Hub section. ~ ~ 0 ::c . c: ta (J) 2-11 . Exploded diagrams for these hubs are on page 2-10 and rebuilding information starts on page 2-14. Mity Mite exploded diagram and parts list are on page 2-13.
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