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The reflective sides ensure that you’re visible to other road users
and to the riders who rise to its greatest challenges
Ergonomics - Refined by over 100
just hang your time-tested race kit before you pick up the search where we left off
Adjustable release tension
Shimano Alfine CT-S500 Chain Tensioner Black Links & Pins The reflective sides ensure thatChain tensioner with a double pulley structure for installing Shimano Alfine speed hubs on frames with vertical dropouts. Compatible with the CS S500 sprocket for internal gear hubs. Note: Under "Attachments" you will find an instructions manual with informations about adjusting the tensioner. Specifications Smallest Sprocket 18 Chain Guide Mounting Location Derailleur Hanger Chain Guide Accessories Lower Guide Rear Derailleur Max. Teeth 20 Max.