Step 6: slide the knob on to the shifter rod, and adjust it to your preferred height you would like to keep it at, NOTICE!: *WE RECOMMEND YOU USE YOUR OWN ALLEN KEY RATHER THAN THE ONE PROVIDED WITH YOUR PRODUCT*, SINCE PEOPLE TEND TO OVER TIGHTEN WITH THE SCREWS AND STRIP THEM WITH THE KEY THAT WE PROVIDE). Then, take the allen key, and tighten each screw EVENLY, as in turn each screw with the allen key only a quarter turn each screw until it is tight on the rod. AVOID tightening the screws all the way separately. take turns tightening each screw a quarter turn until it is tight enough.