Schwalbe Big Ben is an outdoor tire suitable for city use. With an Etro rating of 50-584 and a weight of 745 grams, this tread offers protection and high leakage reflection. It is not foldable and is suitable for electric bikes up to 50 km / h. Maximum pressure is 5 bar and it has the electric bike quality mark. Rolling resistance is low. Product specifications: - Primary base color: black - Type: Big Ben - Usage: city - Leak protection: high - Reflection: yes - Folding: no - Etro: 50-584 - Suitable for Tacheless: No - Weight (gram): 745 - Inchmaat: "27.5" - Maximum pressure: 5 -E-bike quality mark: e-bike up to 50 km / h - Roll resistance: low