For Use With MD3153 02/ MD3153 LE/ MD3153 T3/ MD3154 02/ MD3155/ MD3157/ MD3183 02/ MD3183 GS/ MD3183 LE/ MD3183 T2/ MD3183 T3/ MD3184 02/ MD3188 Inflatable Life Vest; With One 33 Gram C02 Cylinder/ Inflator Body Inflator Cap/ Plastic Pull Handle/ Metal key/ One Re-Arming Instruction Manual