Description: 【8 Sizes】This set of billiard cue weight screws includes 8 different weights: 0.1, 0.2, 0.3, 0.4, 0.5, 0.7, 1.0 and 2.0oz., providing up to 30 possible weight combinations to meet most usage requirements. 【Function】The purpose of these weight screws is to add varying degrees of weight to the back end of the cue for better control over the force and feel when playing. 【Quality Material】Made from high quality SUS and aluminum materials for durability and aesthetic appeal; these screws are resistant to wear and tear. 【With Storage Case】Comes with a convenient storage box that makes it easy to carry around and store these screws. 【Easy to Install】Also included in this set is a tool with a removable handle that makes installation and removal of these pool cue weight easy. Size Chart: Case: 16.5cmx10cmx4.5cm/6.50inchx3.94inchx1.77inch Package Includes: 8 Billiard Pool Cue Weight Bolts 1 Tool with Detachable Handle 1 Storage Case Note: Please allow slightly errors due to manual measurement and different monitors.