Zwift - London - Greater 8 Distance: 21.08 km Duration: 0:39:30 Calories: 610.736 Avg power: 270 W Max power: 400 W Avg heart rate: 124 bpm Max heart rate: 151 bpm Elevation gain: 225 m » View on Zwift → // Written by: thechelsuk // Published: 28 January 2021, with 31 words. 0 mentions. No webmentions were found. ride