Disclosed is an airbag module which can improve working efficiency because it is easy to assemble, reduce weight while maintaining sufficient rigidity, and ensure sufficient safety. The airbag module comprises: a cushion assembly including an airbag cushion; an inflator for supplying gas to the airbag cushion to deploy the airbag cushion; a housing for containing the cushion assembly, and having a through hole for arranging the inflator therethrough; and a cushion support for supporting the cushion assembly, and including through rings for passing the inflator therethrough so as to be supported by the inflator arranged through the through hole.