All you need for GABRIEL is 2 Kettlebells. Choose a weight that you can maintain throughout all 4 exercises. You'll need 2 Kettlebells for Farmers Carries and Walking Lunges, and 1 Kettlebell for Swings and Goblet Squats. The time cap for GABRIEL is 25 minutes.
Scaling: You can scale GABRIEL by decreasing the reps and distances from 25 to 15.