Schwalbe G-One Allround The Universal Gravel Band. Makes an impression with incomparable versatility and balanced driving characteristics, both on asphalt, and on unpaved roads and off-road. During an evening ride or an adventurous journey, this all -rounder has almost no limits. The versatile profile rolls slightly and vibration poor, but certainly and reliably grabs on gravel and on dry trails. Product Specifications: Size: Etro 40-584 (27.5 x 1.50 inch) ) Max. Tax: 100 kg EPI: 67 E-bike: E-25 Profile: HS473 Inner tubes: 12, 21, 21a, 21AP