Schwalbe G-One Speed RaceGuard 650b Tyre - Folding Bead - 27.5 x 2.35 / 60-584Schwalbe G One Speed RaceGuard 650b Tyre Folding Bead 27. 5 x 2. 35 60 584 You primarily use your gravel or cross bike for riding on tarmac, but also want to ride safely over bad cycle paths and field paths? Then Schwalbes G ONE SPEED is your first choice! This gravel tyre is not only damn fast on the road, but also offers enough grip and traction on loose ground to help you hold your line. Thanks to a RaceGuard puncture protection belt under the