General
You need at least Bounty Hunter level 5.
1. Draw your gun.
2. Double tap the TAB key.
2.1 If the character holsters the gun, then instead Triple (or more) tap the TAB key.
3. Look to the lower right of your screen and it will display the key-hint about holding down the RIGHT-Mouse button.
4. Hold down the Right mouse button to display available tricks.
5. Spin your gun,