The centerpiece of the Float system is this Float 2.0 Cylinder, which provides the necessary lift. The Float Speed trigger unit is sold separately. Details: • 3000 psi (207 bar) • Weight: approx. 594 g. Please note: This cartridge is only suitable for Float 2.0, Float 17, and Float 27 Speed backpacks. Please note: Express orders for cartridges are unfortunately not possible due to air freight regulations. For orders from Norway or Switzerland, the cartridges will be shipped separately.