Wolf Tooth Powertrac Elliptical Drop-Stop Chainring: 28T,SRAM Direct Mount, 3mm Offset, For Boost Chainline, Powertrac Elliptical
Wolf Tooth Powertrac Elliptical Drop-Stop Chainring: 28T,SRAM Direct Mount, 3mm Offset, For Boost Chainline, Powertrac Elliptical, Designed to fit SRAM cranksets with removeable spiders. Its proprietary design has an ovality of 10% and a timing of 112 degrees after top dead center which provide the beneifits of an oval ring such as greater rear wheel traction without the traditional downsides of oval rings.The simplest way to explain the way these rings feel is having 2 teeth less in the weak part of your pedal stroke and 2 teeth more where you have the most power50mm Chainline for optimal rear shiftingFeatures Wolf Tooth's Drop-Stop tooth design for maximum chain retentionMade from 7075 Aluminum for long lifeCan also be used on long spindled BB30/PF30 cranksetsNot compatible with 9 speed chains