Re-Arm Kit F 33G Auto & Manual - No BayonetThe Manual and Automatic Inflatable Re-arm Kit contain everything necessary to re-arm your Mustang Manual Inflatables after deployment. The automatic inflator bobbin on all automatic PFDs should be replaced on a regular basis.Note: This re-arm kit replaces discontinued re-arm kits MA7170, MA7174, and MA7270. Use only Mustang Survival re-arm kits. Use of other re-arm kits may result in improper operation or failure to operate and will void the product's warranty.For model numbers: MD1166, MD3000, MD3001, MD3002, MD3003, MD3004, MD3017, MD3019, MD3020, MD3010, MD3015, MD3021, MD3025, MD3031, MD3032, and MD3091.Re-Arm Kit Contains:One 33 gram CO2 cylinder One green inflator pin One automatic inflator bobbin (use only with automatic inflatable PFDs only) Re-arming instruction manual