Features: Ensure a secure and leak frees connection for your propane appliances with propane gas adapter O rings, the essential accessory for any equipment. Crafted from durable soft rubber, these gaskets boast fit with outer diameter of 0.98 inches, to withstanding regular use and provide a reliable seal. Perfect for homeowner, outdoor grilling enthusiasts, and BBQ aficionados who require propane connection for their grills, heaters, or camp stove. Perfect for a variety of applications, these propane tanks gaskets are suitable for use in both professional catering environment and casual backyard cookouts, ensuring safety and efficiency. The 20piece set offers convenience and value, allowing you to have spare O rings on hand for immediate replacement, keepings your propane systems operational without interruption. Specifications: Texture: Silicone Size: Approx. 0.98x0.98x0.19inch(2.5x2.5x0.50cm) Package Includes: 20Pcs Tanks Gaskets note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.