Keep your chain where it belongs and lose the spider! Now available for SRAM cranks in a Spiderless fit. An alternating tooth profile improves chain retention by limiting lateral movement of the chain through rough sections and bumps. Machined from top class 7075 – T6 Aluminium and Hard Anodised to increase the wear rate. Under real world test conditions the rings have been tested up to 5000km and are still going strong. Specification •14% Ovality •115 degrees Clocked from TDC •6mm Offset •Hard Anodised •Material: 7075-T6 aluminium •Compatible for 10 and 11 speed Reviews “We have been testing lots of thick-thin rings recently and the cSixx has been by far the most durable and reliable we have tried to date”- Bikeotago.com “They have a slightly different tooth profile to reduce chain and tooth wear, particularly if you’re spending most of your time riding the fringes of the cassette”