The LALIZAS - 20200 Carbon Dioxide (CO2) Cylinder 24gr with Auto re-arm kit for JS1 is a crucial safety component for inflatable lifejackets. This cylinder is designed to quickly and efficiently inflate a lifejacket in emergency situations, providing essential buoyancy to the wearer. The automatic re-arm kit ensures that the cylinder is always ready for use, giving users peace of mind that their lifejacket will function as intended when needed. This high-quality CO2 cylinder is suitable for marine environments and meets all safety standards, making it an ideal choice for any inflatable lifejacket. Trust LALIZAS for reliable and effective safety equipment for your marine adventures.