Length
Pool cues may not be shorter than 40 inches in length. There is no maximum length limit for pool cues.
Weight
Pool cues may not be heavier than 25 ounces. All pool cues weighing less than 25 ounces are allowed for competition.
Tip Width
There is not a minimum width for a pool cue tip, but the maximum width of a tip is 14 millimeters.
Materials
A cue tip may not be created from a material that can scratch or damage a cue ball. The cue tip typically consists of a specially processed leather, pliable material or fibrous material that causes no harm to the cue ball. The ferrule, the material supporting the tip, cannot be more than 1 inch long if it is made of metal.
Additional Rules
Players are not allowed to bring more than three cue sticks to an official match.