MARES FREEDIVING STOP DISC Rise to the surface with your best freediving performance thanks to the MARES thrust disc, ultra visible in white and up to 32 depth plates hooked... Freediving background disc for your training or competitions. The plate has hydrodynamic performance and is designed for use with 10mm diameter line. White color Features - The best clay disc for training and competitions - Designed to be used with ø 10mm - Optimal hydrodynamic performance thanks to the shape and the water holes - White plate ø 27cm for excellent visibility from a distance - Available connection holes: 2 for sports cameras - 16 for detachable nameplates - 32 for depth plates