tsubaki sigma xrs chain for ducati Fits:851 Sport Production III 91 - 6061 billet aluminum end

- 6061 billet aluminum end caps and collars

Includes 1" tubing spacers to achieve additional height

Fits 58-84 FL models and 71-84 FX models when FL style fender struts are used

Housing dimensions with mounting base: 14

tsubaki sigma xrs chain for ducati Fits:851 Sport Production III 91 - 6061 billet aluminum endTsubaki Sigma XRS Chain for Ducati The Tsubaki Sigma XRS is an X ring chain featuring a very thin 'o ring' with an X shape which offers a drag reduction on rollers and side plates. The reduction in drag is such that efficiency is almost increased to the same level as a regular roller chain, with the longevity of a regular o ring. This is the quality Tsubaki chain which combines superior strength and performance with the longevity of o ring type