MSR IsoPro is a performance-boosting, 80/20 blend of isobutane and propane, with the purest isobutane (5% or less n-butane) of any canister fuel. This clean-burning formulation maintains higher internal pressure at lower temperatures than standard butane/propane mixtures, delivering superior cold weather performance and more consistent output over the life of the canister.
- Two Sizes: Sold in 4 and 8 oz. canisters to meet the demands of any stove or trip. The 4 oz. canister is sized to fit inside the 1.0L Reactor®Stove System.
- Improved Performance: 80/20 blend of isobutane and propane delivers superior performance throughout the life of the canister and in colder temperatures.
- Clean-Burning: Zero-maintenance combustion.
- Fuel Gauge: Built-in float gauge determines how much fuel is left (4 oz. and 8 oz. canisters).
- Recyclable: Consult your local recycling center for regulations.
|16 oz / 450g||3.9 oz / 110g||8 oz / 227g|
|Width (Standard)||4.4 in||3.5 in||4.3 in|
|Weight (Standard)||1 lbs 7 oz||7.4 oz||13.1 oz|
|Length (Standard)||4.4 in||3.5 in||4.3 in|
|Height (Standard)||6.0 in||2.7 in||3.7 in|
|Country of Origin||Made in Korea||Made in Korea||Made in Korea|