• Small accessories for camping , used to prevent the leakage when gas refilling
• O type seal ring, made of rubber, better leak-proof, installed on the gas tank adapter valve, and the connector for and gas cylinder, as the gasket / washer / spacer
• 5 Pieces per pack, outer diameter: 5mm / 12mm optional
• Suitable for outdoor camping, picnic, BBQ, hiking, , backpacking, travel, hunting, etc.
• Material: Rubber

5 Pieces Rubber Rings