Understanding how topspin and backspin reverse off a rail is key to the Kick-n-Stick safety shot. Here is a video demonstration showing the cue ball rotating in super-slow motion so you can see the effect. The paradox - how forward spin creates the kick-n-stick effect. It sounds like a paradox. But its not. This is the secret behind the famous Kick-n-Stick safety shot. A player can shoot the cue ball into the rail first, causing the cue ball to stop or “stick” upon striking a