Four Brothers Springfield Armory DadBod Appendix Rig4BROS Springfield Armory DadBod Appendix Rig IWB Sidecar Holster The 4BROS Springfield Armory DadBod Appendix Rig is an IWB sidecar holster specifically designed for Springfield Armory pistols, supporting both standard and weapon mounted light configurations. Built for comfortable appendix carry, this holster accommodates a wide range of body types while maintaining concealment, accessibility, and consistent retention. This appendix rig is engineered