Check the listing for details. MEUCCI WEIGHT BOLT SYSTEM 5/8 x 11 pool cue billiards FREE SHIP. Condition: New. Listed at 19.99 USD. Thread size is 5/8x11. ATTENTION!!! Meucci cues have changed the thread size of their weight bolts 3 times over the years. You will have to determine what size your cue requires. There is no way I can make that determination. We all know that a MEUCCI is THE MOST POWERFUL HIGH PERFORMANCE CUE EVER MADE. But, if it's not properly balanced to YOUR specs it may be uncontrollable. Now for the first time you can "FINE TUNE" your MEUCCI. With this WEIGHT BOLT MANAGEMENT SYSTEM you can experiment until you find the sweet spot and take your game to new heights. The right cue is worth it's weight in gold and balance is what it's all about. Plus, a properly balanced cue will give you confidence in your stroke. You can adjust the weights for the balance and weight you like. You can put them towards the front or towards the rear. Wherever you want it to stay it stays. Anyone who owns a MEUCCI should have this WEIGHT BOLT SYSTEM. Retails for $39.00.