Kettler ergometer e2 the kettler ergometer e2 is a special model at an affordable price the newly designed bike trainer is equipped with the proven features of the kettler e3 and convinces with a very good price performance ratio suitable for beginners and advanced exercisers compact size for space saving set up at home suitable for a maximum load of up to 150 kg with interface for kettler world tours 20 use the kettler ergometer e2 ltd from the new e series is a well equ