The Onyx® AM24 24-Gram Inflatable Life Vest Rearming Kit is a replacement rearming kit for Bass Pro Shops AM24 manual/automatic inflatable life vests and Onyx manual/automatic inflatable life vests. Kit contains one 24-gram CO2 cartridge with 1/2" thread, 1 water sensitive bobbin, 1 green clip, and rearming instructions.