The anodized surfaces withstands prolonged marine exposure while the edges design reduces turbulence, enhancing speed during vertical ascents and precisions maneuvers Engineered with aerospace anodized aluminum, this 500g freediving bottom plate combines strength with resistance, securely anchoring rope up to 12mm for competitive underwater Performs reliably in saltwater competitions, pool training, and diving where quick equipment swap and minimal drag is critical Professional competitive freedivers and training team benefits from its tournament ready stability during depth challenge and rapid equipment transitionings Features 30 precisions hole and a patented screw mechanism enabling 5 second secure installations, for buoyancys vests and hydrodynamic efficiency in water current