Protect your cue investment with this OKKO 5/16"-18 Joint Protector Set, designed to keep your cue's threads clean, secure, and protected during storage or transport. This set includes both shaft (female) and butt (male) protectors, engineered for a precise fit on cues using the very common 5/16"-18 joint pin. Crafted from high-density ABS plastic, these protectors offer excellent impact resistance, thread protection, and long-term durability. The stylish curved shape and black finish provide a modern, professional look that complements any cue. Compatible with a wide range of popular cue brands that use the 5/16"-18 joint system—such as Meucci, Viking, Viking Valhalla, OKKO, Players, Rage, Action, and many others. Whether you are a casual player or a traveling league competitor, these OKKO protectors help maintain cue alignment, prevent joint wear, and stop dust or debris from entering precision threads. Product Specifications: Brand: OKKO. Model: 5/16"-18 Joint Protector Set (Shaft + Butt). Compatibility: Cues with a 5/16"-18 joint (Meucci, Viking Valhalla, OKKO, Players, Rage, Action, and others). Thread Size: 5/16"-18. Material: High-density ABS plastic. Color: Black. Diameter: 22 mm. Shape: Stylish Curved Profile. Use: Protection of cue shaft and butt joints. Includes: 1 × Shaft Protector (Female), 1 × Butt Protector (Male). Country of Origin: China