Premium Quality CO2 Rearming Kit Cylinder Cartridge Tank for Manual Inflatable Life Jacket Lifejacket Life Vest Waist Pack Belt Lifesaving PFD CO2 Replacement Refill NEW This CO2 rearming kit inflates your manual lifejacket. Premium quality, heavy-duty, easy to install and remove. Fits various size inflatable lifejackets with 1/2-inch thread cylinder. Fast shipping from our USA warehouse. Great customer service. Flotation: 17g=80N, 24g=110N, 30g=130N, 33g=150N, 60g=275N