Double twisting 1½
Trick ID: 042
1½ back somersault to legs with two twists
1.5 Back Somersaults
This trick is similar to a layout and starts the same. Break very slightly early to give yourself a tiny bit of travel, make two twists and then tuck and open to give your legs to the catcher after one and a half back somersaults.
You can find out more about this trick in following books: