Features: Designed for scuba regulator maintenance, this air tight stopper is a quick disconnect accessory that fits low pressure ports. With its hand-tight metal pressure plug, no wrench is needed for installation or removal. Crafted from corrosion-resistant aluminum, it enhances diving equipment durability and make sure safe underwater experiences. Features - Color: Blue -Material:Aluminum - Size: 3.00X1.40X1.40cm/1.18X0.55X0.55in -Easy hand-tightening installation: designed as a hand-tight scuba regulator port plug, this tool allows you to perform quick regulator maintenance without the need for extra tools, saving time and effort underwater -Compatibility: fits low pressure scuba regulator hose adapters and diving equipment, ensuring widespread compatibility for various regulator models and hose replacements -Travel-friendly maintenance solution: the lightweight air tight stoppers and quick disconnect hose adapter eliminate the need for heavy wrenches, making it an ideal accessory for divers traveling with minimal gear -Leakproof, reliable performance: precision pressure scuba adapter plug and regulator mouthpiece assure a secure fit, effectively preventing leaks and enhancing safety during all diving activities -Stable construction: made from professional aluminum, our diving regulator accessories withstand harsh marine environments and lessen gear maintenance frequency over time Package list: 1 x diving regulator plug