Rearming packs for hammar lifejackets including gas cylinder are available in and for the following:

• 33g (12015) - Hammar MA1 for CWX & Crewfit Twin
• 33g (11010) - Hammar for Crewsaver 150N lifejackets
• 60g (11011) - Hammar for Crewsaver 275N lifejackets
• 60g (11030) - Hammar MA1 for Crewfit 290N & Crewfit Twin serials starting with 'W'  
• 38g (11320) - Hammar MA1 with 150mm Cord for Crewfit 150N XD Workvests 
• 60g (11321) - Hammar MA1 with 150mm Cord for Crewfit 275N XD Workvests