SilentSync® SF Metric Bushings

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QD Bushings Quick Disconnect

Each QD bushing starts with a letter then a fraction. Example: SF-30MM = Bushing SF is the series size and the fraction call out is the shaft size. This example the bushing bore is 30MM Bushings are supplied with bolts, lock washers. Keys are supplied only if a special shallow keyway is required. The SF-30MM millimeter bushing can be used to install on any “SF” sprocket hub. Important: Do not use lubricants during bushing installation.

  • Ease of installation and removable.
  • Match required bushing letter with corresponding sprocket
  • Reversing thread for removal of sprocket.
  • Do not use lubricant on bolts when installing bushing.  
  • Do not over tighten bolts on bushing when installing.