Large Float kit for Ultralight arms (4 Floats) As easy as 1 2 3 adjust the buoyancy of your system with StiX Buoyancy Floats for Ultralight Arms. Kit contains (4) Large floats that attach to your existing Ultralight arms providing added buoyancy. 1 kit will cover 8 inches of Ultralight Arm. Our float material is extremely durable but can easily shortened for exact fit using a sharp knife. 1 FUL-2 kit will provide 14oz of lift.