200 to 300 BPM single strokes double bass drumming (ankle technique)

Hey everyone!!! After a whole year working on the ankle motion I decided to record a short video to show my progress. At the end of last year I was really struggling with the swivel technique, I had hard times trying to control it and I started feeling pain in my hips. Because of that, I started working on the ankle technique which was way more natural to me. I have to say that Marthyn Jovanovic's Bass Drum Mastery and Drum Technique Academy helped me a lot during this year, they have been real