AB Rider Abs Workout Machine (Castlemorton Common WR13)

AB Rider Abs Core Fitness Gym Workout Machine - you sit on it to work your abs with your feet in the foot straps. It folds up to store. Found this little video on how to use it :
https://www.youtube.com/watch?v=e_KFMEb_IYg&t=6s
Collect from Castlemorton