OnGas Bottle Swap Gas Cylinder 9kg White SKU: 115073 MODEL: 9KGSWAP Error. try again later You've successfully joined the club $ 34 .50 each Mitre 10 SAvailable at selected stores. Check your local store for details Variants Simply swap your empty 9kg bottle for a full one. All bottles are safety checked and leak tested. Quick, safe and convenient Your bottle must meet minimum acceptability standards to swap. Features and benefits Swap an empty 9kg bottle for a full one.