South Salem Cycleworks: Salem, Oregon
(503) 480-2001
We have a huge stock of vintage and modern parts. Contact us!

ACS Bicycle Hub parts

ACS bicycle hub parts on this page: Internal hub cups

ACS (American Cycle Systems) was founded in 1971 by Charles Stephens and Robert Hansen. They made some of the first high-end BMX components. they are still going strong today.

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ACS Hub internal cups 28.66mm x 8.30mm. New, $15.00/each

  • We have six in stock.
  • These cups can be used for front or rear hubs.

ACS hub cup

Both sides now

ACS hub cups packing slip

The packing slip that came with the hubs.