Our new Narrow/Wide 1X rings for Road/Gravel/CX are here. Made for the 110BCD interface and with the highest level of chain retention. Compatible with 10/11/12sp chains from a variety of brandsWhether you're cyclocrossing in mud or gravel grinding a fireroad.Praxis 110-BCD 1X rings are ready for action with our new Narrow/Wide tooth profile.Specifications:- Teeth: 40T - 1X 110mm Bolt Circle Diameter Chainrings- BUY THIS IF: You are wanting to change gearing or refresh the 1X ring on your current 5-ARM 110BCD road/CX crank.Design:- STYLE: Please see all photos above. New 110BCD 1X Design- MFG: Forged & Machined 7075-T6 Aluminum Hard Blk Anodized Narrow/Wide tooth profile- Weight: 72gDrivetrain:- SHIMANO -Compatible with both Di2 and mechanical Shimano 10/11/12sp.- SRAM -Compatible with both electronic and mechanical SRAM 10/11/12sp.- CAMPY - Not compatible with Campy 10/11/12/13sp.- See dropdown for exact ring compatibility- POWER: Compatible with 110BCD spider-based power meters such as Power2Max, SRM and Quarq