The MSR IsoPro 3.9 oz. Fuel Canister contains premium 80/20 blend of isobutane and propane boosting the performance of canister stoves throughout the canister life and in colder temperatures. MSR's camping fuel outperforms standard butane/propane mixtures, burning clean to reduce soot and clogs. Leave nothing behind - the canister is recyclable, contact your closest recycling center for regulations.
  • Improved 80/20 blend of isobutane and propane delivers superior performance through its life and cold temps
  • Threaded 7/16 NS Lindal Valve ( En417) connection
  • New size and shape fits inside more self contained cooking systems including the Reactor 1.0 system