800This entry was posted in Daily 20-Min Workouts on December 1, 2017 by OPEN GYM Fitness FOR 20 MINUTES: 2 Kettlebell Swings Sled Drive & Drag (down and back) 4 Kettlebell Swings Sled Drive & Drag (down and back) 6 Kettlebell Swings Sled Drive & Drag … Continue to ladder up by 2.