Replacement Auto Hydrostatic rearming kit for Mustang model numbers MD3153, MD3154, MD3183, MD3184, or MD 3188. Kit contains one Auto Hydrostatic inflator which includes a cap, one body (with 33 gram CO2 cylinder), one metal key, and a re-arming instruction manual.

Specifications and Features:
Auto Hydrostatic inflator
One cap
One body
33 gram CO2 cylinder
Metal key
Re-arming manual