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FAMILIY OWNED SINCE 1963

EMERYS CYCLING TRIATHLON AND FITNESS STORES: | MILWAUKEE: 414-463-0770 | MENOMONEE FALLS: 262-255-0770               

* PERSONALIZED SERVICE * EVERY BIKE PROFESSIONALLY FITTED

* FREE EXTENDED WARRANTY * LARGE AREA FOR TEST RIDES

 
 
 
 
 
 
 
> New Bicycles & Gear Catalog > Parts > Other > 4-Jeri > Single-Speed Chain Tensioner
 
4-Jeri Single-Speed Chain Tensioner

4-Jeri Single-Speed Chain Tensioner

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Product Details

4-Jeri Single-Speed Chain Tensioner

- Convert any vertical dropout frame with derailleur hanger to a singlespeed
- Spring loaded arm keeps tension on chain, Pulley axle adjusts to optimize chainline
- Chain retention hoop prevents chain derailment