Marginal Gains and the New Dura-Ace R9200 / Ultegra R8100 Groups

Shimano Road Brand Manager Nick Legan and Road and Gravel Product Manager Dave Lawrence join the Marginal Gains crew to dig into what the what the new road groupsets are, how they're different, and — natch — where you'll find marginal gains in Shimano's new drivetrains, brakes, and wheels.