Quick answer:
As long as you own a Frequent Flyer card which allows you to carry the 2nd luggage for free, YES!
Red luggage gross 5.3kg:
-BCD with hoses and 1st stages 6.6kg
-Canister with cover 4.2kg
-Loop with plugs and BO long hose 2.3kg
-BO Regulator 2.3kg
-Stand 0.8kg
-Sofnolime 797 grade 2.7kg
TOTAL 24.2kg
Green Luggage gross 4.9kg:
-Tanks and valves 9.9kg
TOTAL 14.8KG
Hand luggage:
-Head with HS and plugs 6.1kg
