Wolf Tooth Elliptical Aero 110 Asymmetric BCD Chainring - 46t, 110 Asymmetric BCD, 4-Bolt, Drop-Stop ST, For Shimano GRXDesigned for racing, and for those looking to optimize each detail in pursuit of speed, Wolf Tooth Elliptical Aero Chainrings are strong, lightweight, and profiled to mate perfectly with your crankset for a clean, integrated look. Taking advantage of 1x drivetrain systems and wider range rear cassettes, Aero Chainrings provide similar overall range to standard 2x drivetrain configurations. They feature Wolf Tooth's patented Drop Stop design for the