Spare Leonardo Balance SystemCustomize or restore your Leonardo Balance System with Becue spare weights, sold individually for maximum flexibility. Lost a weight? Want to add extra mass to your cue? Each piece lets you fine tune your setup exactly as you need. Important: weights must be used with the LBS weight holder baseone base is required for each cue. The 0. 25 oz weight is the only exception and can be used alone. Available Weights: 0. 20 oz; 0. 25 oz; 0. 30 oz; 0. 40 oz;