Description: Spear Fishing Floats are designed to bring speared fish to the surface. The float can also be used as a small lift bag or as a buoy to mark dive locations. This float can be ordered with an optional 38 gram CO2 inflation cylinder. Lifts: 25 lbs Shipping Weight: 4 lbs Dimensions: 40"h X 4"dia Volume at Surface (63 lbs/cu ft): 0.4