I bought the quick release off amazon and let me tell you I am pretty happy with this add on. works really well with my grading bucket but the main bucket is a little tight so I have to adjust the gap where it attaches so it is smoother. you can see it in my latest YouTube video.
if you are looking to pick it up you can find it here
https://amzn.to/2znZFzp
link to Youtube video
https://youtu.be/WtKo8tTLSZw