Jili Online 2pcs Dust Cap for Din Scuba Tank Valve Dive Air Cylinder Bottle Valve Cap - Red- as described

Description: - High quality aluminum material, sturdy, anti-corrosion and durable. - Retainer cord included.Easy to install and replace. - They prevent dirt and/or other materials from entering your tank valves between dives. - Resist salt, sediment buildup, corrosion and damage from normal use. - The dust cap plug is vented so that the presence of high-pressure gas does not trap the plug, making it difficult to remove. Specification: - Material:Aluminum Alloy - Thread Outside Diameter: Approx. 2.3cm / 0.91 inch - Thread Inner Diameter: Approx. 1.4cm / 0.6 inch - Top Cap Diameter:Approx.3.2cm/1.26inch - Height: Approx. 2.5cm / 0.98 inch Size Chart: Color: Red, Green, Blue (Optional) Package Includes: 2 Pieces Tank Valve Dust Cap Cover Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor. Thanks!