Check the listing for details. 6PCS Solid Brass Propane Bottle Caps For Refill 1 LB Gas Tank Cylinder Seal NEW. Condition: New. Listed at 11.98 USD. SHIP ALL ITEMS WITHIN 24 HOURS USPS FIRST CLASS WITH TRACKING NUMBER SERVICE! Welcome Retail, Wholesale & Drop-Shipping! Feature: HIGH QUALITY MATERIAL: These propane bottle caps are made of brass, the brass construction make them not easily to break,they can serve long time for conserving propane. Easy to Use: You just need screw the brass bottle cap directly on your 1 lb propane bottles or cylinders, propane bottle caps are important when you put tank away in storage and can keep tank sealed completely. FUNCTION: Protect your threads from damage and dirt.Keep tank sealed completely in case of leaks. More safer. Suitable applications: These refill propane sealed caps are great for camping, RV use, home applications, BBQ, camping stoves, propane heater or anything that uses propane. Package include: 6pcs Solid Brass Refill Propane Bottle CapsSHIP ALL ITEMS WITHIN 24 HOURS USPS FIRST CLASS WITH TRACKING NUMBER SERVICE! Welcome Retail, Wholesale & Drop-Shipping! Feature: HIGH QUALITY MATERIAL: These propane bottle caps are made of brass, the brass construction make them not easily to break,they can serve long time for conserving propane. Easy to Use: You just need screw the brass bottle cap directly on your 1 lb propane bottles or cylinders, propane bottle caps are important when you put tank away in storage and can keep tank sealed completely. FUNCTION: Protect your threads from damage and dirt.Keep tank sealed completely in case of leaks. More safer. Suitable applications: These refill propane sealed caps are great for camping, RV use, home applications, BBQ, camping stoves, propane heater or anything that uses propane. Package include: 6pcs Solid Brass Refill Propane Bottle Caps