- Nickel-plated inner/outer links - Track/BMX/Singlespeed chain for 1/8" (wide) sprockets - Includes Star-series 1-speed (9.2mm) spring-clip connector - 399g @ 110 links (formerly called Whitestar-152): 1800lb load rating

Connex S0 chains are made of high strength alloy steel. Their chamfered plate design offer precise, lightning-fast shifting, ideal for both road and MTB riding. - Alloy steel inner and outer link plates - Compatible with Shimano, SRAM and Campagnolo 10 speed drive trains - 5.9mm pin width - Reusable Connex master link included Connex sX chains are nickel plated for durability. Their chamfered plate design offer precise, lightning-fast shifting, ideal for both road and MTB riding. - Stainless steel inner links, alloy steel outer links, both electroless nickel-plated - Compatible with Shimano, SRAM and Campagnolo 10 speed drive trains - 5.9mm pin width - Reusable Connex master link included