When the cue tip is closest to the object ball, the arm and the forearm form the angle of 90 degrees.And then the holding position is where the training ring is placed. After adjusted you can start training. To start the formal training, please correct the habit. The shot would be easier and more accurate than ever before.

1.In the case of backhand, internal crutches, s-shaped arms and upper arm instability have obvious corrective effects.
2.Use principle:After wearing the corrector, only stabilize the upper arm, and ensure that the arm and forearm are perpendicular to the cue, and the wrist is naturally vertical. If the magic target ring is placed, you must adjust your posture.